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NATIONAL UNIVERSITY OF SINGAPORE CONTRACTOR BUILDING INFORMATION MODELING (BIM) REQUIREMENTS Developed by: Office of Estate Development (OED) August 2016 Version 1.0

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Page 1: NATIONAL UNIVERSITY OF SINGAPORE · PDF fileconjunction with the prevailing version of the SG BIM Guide ... execution of BIM in the Project’s ... NUS Contractor Building Information

NATIONAL UNIVERSITY OF SINGAPORE

CONTRACTOR BUILDING INFORMATION MODELING

(BIM) REQUIREMENTS

Developed by:

Office of Estate Development (OED)

August 2016

Version 1.0

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Office of the Vice President (Campus Infrastructure) Office of Estate Development

NUS Contractor Building Information Modeling (BIM) Requirements Version 1.0 – August 2016 1

DOCUMENT REVISION TABLE

S/N VERSION DATE REVISED PAGES DESCRIPTION 1 1.0 August 2016 - • First Version Release

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Office of the Vice President (Campus Infrastructure) Office of Estate Development

NUS Contractor Building Information Modeling (BIM) Requirements Version 1.0 – August 2016 2

CONTENTS

Document Revision Table.................................................................................................. 1

1. Definitions .................................................................................................................. 3

2. General Principles ..................................................................................................... 5

3. BIM Coordinator(s) .................................................................................................... 5

4. BIM Deliverables ....................................................................................................... 6

5. BIM Execution Plan ................................................................................................... 7

6. Design Models from Consultants ............................................................................... 8

7. Individual / Combined Services Model ....................................................................... 9

8. As-Built Models .......................................................................................................... 9

9. Model Content Requirements .................................................................................. 10

10. File Naming Standard .............................................................................................. 13

11. Model Coordination Reviews and Reports ............................................................... 14

12. BIM Exchange Formats and Software Applications.................................................. 15

13. Ownership and Rights to BIM Deliverables .............................................................. 15

14. Risk Allocation ......................................................................................................... 16

15. Intellectual Property Rights ...................................................................................... 17

16. Electronic Data Exchange........................................................................................ 17

17. Termination, Rescission or Expiry of Contract ......................................................... 18

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Office of the Vice President (Campus Infrastructure) Office of Estate Development

NUS Contractor Building Information Modeling (BIM) Requirements Version 1.0 – August 2016 3

1. DEFINITIONS

“As-built Model”

means the building information model(s) that fully captures the as-built conditions of the project & contain the relevant as-built drawings and data required.

“BIM” means building information modelling and is the process and technology used to create a Model.

“BIM Execution Plan” means the latest plan outlining the procedures and modelling protocol prepared in accordance with Clause 4.

“BIM Manager” means the person, firm or corporation appointed by the Architect as BIM Manager, approved by the University.

“BIM Coordinator”

Means the person, firm or corporation appointed as the key coordinator on all BIM matters for the project. Each Consultant and the Contractor is required to appoint at least one (1) BIM Coordinator for the project.

“Building Information Model” or “Model”

means a digital representation of the physical and functional characteristics of the Project, used to describe a two dimensional representation, three dimensional representation, a Model Element (that is, a portion of the Model representing a component, system or assembly within the Project or Project site), a single Model or multiple Models used in aggregate or in federation, as well as other data representations, including Drawings, as identified in the BIM Execution Plan, defined by the Model Author and/or BIM Manager during model exchange and/or submittals.

“Contribution” means the expression, design, data or information that a party in the Project creates or prepares, and shares with other parties in the Project for use in or in connection with a Released Model. Contribution includes Released Model(s).

“Drawings” means two dimensional representations, hand sketches, perspective views or other graphical outputs printed physically or electronically.

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NUS Contractor Building Information Modeling (BIM) Requirements Version 1.0 – August 2016 4

“Design Model(s)” means the Building Information Model(s) issued by the Consultancy team to the Contractor upon award. Intended for use by the Contractor to make reference to, and develop the Individual/Combined Services Model(s) for their Construction processes.

“Individual / Combined Services Model(s)”

means the Building Information Model(s) produced by the Contractor that is progressively updated, based on the approved shop drawings and coordination drawings from the Contractor, sub-contractors and/or nominated sub-contractors, for the coordination of services and submission of approval to the SO prior to works on site.

“Model Author” means the party responsible for

developing the specific content of a Model to the level of detail required for a particular stage of the Project. Model Authors are identified in the BIM Execution Plan.

“Model User” means any party authorized to use a Model in the Project, such as for analysis, estimating, scheduling or for development of other Models, and includes subsequent or other Model Authors.

“Project ” means the project referred to in the Contract.

“SG BIM Guide” means the latest version of the guide to the use of BIM, also known as the Building and Construction Authority Singapore BIM Guide, for the time being in force. If the Memorandum of Agreement does not mention a guide to be used, then the Building and Construction Authority Singapore BIM Guide (current as at the date of the Contract Award) shall be used.

“Stage” means part of the Project represented by a set of distinct activities as defined in the BIM Execution Plan.

“Supervising Officer” or “SO”

means the person, firm or corporation appointed by University as the Supervising Officer or SO.

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2. GENERAL PRINCIPLES

2.1 This NUS Contractor Building Information Modeling (BIM) Requirements (“NUS

Contractor BIM Requirements”) is written with reference to and shall be read in conjunction with the prevailing version of the SG BIM Guide (current as at the date of the Contract Award), for completeness of requirements. In the event of any inconsistency between NUS Contractor BIM Requirements and the SG BIM Guide, the NUS Contractor BIM Requirements shall prevail.

2.2 In the event of any inconsistency between the NUS Contractor BIM Requirements and the Contract, the Contract shall prevail.

2.3 The Contractor shall ensure that 2-Dimensional drawings of scale from 1:2000 to 1:50, shall be derived and maintained from the submitted Building Information Model(s), unless expressly agreed by the University and documented in the BIM Execution Plan.

2.4 The Contractor shall, by a term, include this NUS Contractor BIM Requirements in the respective agreement or contract with all of its sub-consultants, suppliers and sub-contractors who will be involved in carrying out BIM for the Project.

2.5 Unless otherwise expressly provided in the NUS Contractor BIM Requirements, the NUS Contractor BIM Requirements do not change any contractual relationships or shift any risk of the parties in a Project which has been agreed in the respective Contracts. In particular: 2.5.1 Nothing in the NUS Contractor BIM Requirements shall relieve the

Contractor from its obligation, nor diminish the role of the Contractor, as the person responsible for and in charge of the coordination and construction of the Project in accordance to the Project requirements.

2.5.2 Participation of a Contractor, its sub-contractors and/or suppliers in

carrying out BIM shall not constitute performance of design services unless the Contractor, its sub-contractors and/or suppliers had assumed design responsibility under their respective Contracts.

3. BIM COORDINATOR(S)

3.1 The appointed BIM Coordinator(s) of the Contractor shall manage and coordinate the overall use of BIM for construction documentation, including the execution of BIM in the Project’s Construction Stage from the receiving of the Design Models from the Consultants to the development of the As-Built Models.

3.2 The Contractor’s BIM Coordinator(s) shall coordinate with the BIM Manager, the Consultants, the Contractor’s sub-trades, including sub-contractors and suppliers, and the Nominated Sub-Contractors (if any), to ensure the delivery of the BIM Deliverables as stated in Clause 4.

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3.3 The Contractor’s BIM Coordinator(s) shall report to and keep both the BIM Manager and the University informed of all BIM matters.

4. BIM DELIVERABLES

4.1 In general, BIM Deliverables shall include the BIM Execution Plan, a set of digital representations of the Project in the form of Building Information Models, and/or other BIM-related representations that describe the physical, functional and performance characteristics of the Project for the purpose of planning, visualization, simulation, analysis, coordination, collaboration and documentation through the project lifecycle.

4.2 The Contractor shall collaborate with the Consultants and the BIM Manager to prepare the BIM Deliverables as indicated below. The typical BIM elements to be provided in the Building Information Model shall be in accordance to the SG BIM guide, unless otherwise specified in the BIM Execution Plan.

4.3 BIM Deliverables required for the University’s Project shall comprise, but not limited to, the following:

Stag

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Con

stru

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age

Updated BIM Execution Plan (with Contractor inputs)

Interim Submittal & Model Coordination Reviews

Individual Services Models of each Discipline Combined Services Models Model Coordination Report(s)

Individual As-built Models of each Discipline

Grid Setting Out Model Site Model Architecture Model(s) C&S Model(s) M&E Model(s) Other Model(s)*

4.4 The Contractor’s BIM Coordinator(s) shall work with the BIM Manager and map

out the BIM Deliverables and the respective responsibilities in a matrix table and include it in the BIM Execution Plan document.

4.5 BIM Deliverables shall be produced, updated submitted and shared in

accordance to the requirements, times, and receiving parties as documented in the BIM Execution Plan.

4.6 The Contractor’s BIM Coordinator shall determine the submission timeline of

the BIM Deliverables during the BIM Kick-off meeting session with the BIM Manager and the Consultancy team, and adhere to this timeline for the project. The agreed timeline shall be documented in the BIM Execution Plan.

4.7 The BIM Deliverables shall be delivered and used whenever practical or requested, for meetings, coordination, official reviews and communication of options and design intents throughout each project stage as it is being developed, maintained and updated.

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4.8 Any existing building or structure that interfaces with the Project shall be modelled unless otherwise stated by the University and documented in the BIM Execution Plan, to address the potential interferences at the areas of interfaces during the Project.

4.9 Data sharing and collaboration amongst various disciplines shall be carried out

interactively, leveraging software technology. The process of collaboration and method of data sharing shall be agreed among all parties involved in the BIM modelling and clearly documented in the BIM Execution Plan.

4.10 The Contractor’s BIM Coordinator(s) shall engage in an ongoing 3D review

process throughout the duration of the Project. This process may include meetings where the BIM Manager, BIM Coordinators of all relevant disciplines and relevant decision-making parties are expected to attend.

4.11 The BIM Deliverables shall meet the quality assurance guidelines as stated in

the SG BIM Guide. Any deviation shall be for the University’s review and acceptance, and outlined in the BIM Execution Plan.

5. BIM EXECUTION PLAN

5.1 The BIM Execution Plan shall outline the process in which BIM will be implemented throughout the project lifecycle. The Project Team will maximize the use and take full advantage of BIM for the purpose of the Project and to enhance team collaboration and coordination.

5.2 The BIM Execution Plan shall be developed, updated and implemented in accordance with this NUS Contractor BIM Requirements and the SG BIM Guide, submitted to the University for review and acceptance.

5.3 The BIM Execution Plan shall include, but not limited to, the following information:

• BIM Execution Plan Overview • Project Information • Project Core Team and Contacts • Project BIM Team • Project BIM Objectives • BIM Process Mapping • BIM Deliverables and Responsibility Matrix • Schedule and Milestones of BIM Deliverables • Model Exchange Frequency and Format • Model Coordination Review Frequency Table • Model Segregation and File Naming • Project Coordinates and Grid Setting Out • Model Validation and Quality Assurance • Model Review Log • Released Model Record

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5.4 The Contractor’s BIM Coordinator(s) shall coordinate the development of the BIM Execution Plan with the BIM Manager, subject to the BIM Manager, SO and University’s acceptance.

5.5 The Contractor’s BIM Coordinator(s) shall identify and describe the manner of which the BIM Deliverables will be created, managed, coordinated and interoperated amongst all Project team members in various stages of the Project for submission to the University for approval.

5.6 Any deviations from the standards and/or requirements set out in the NUS Contractor BIM Requirements shall be documented in the BIM Execution Plan for the BIM Manager and the University’s review and acceptance.

5.7 The Contractor shall fulfill its roles as defined in the BIM Execution Plan, in accordance to the NUS Contractor BIM Requirements and the SG BIM Guide.

5.8 As soon as practicable and from time to time as required, the Contractor’s BIM Coordinator(s) shall use their best efforts to confer and agree upon the terms of or modifications to the BIM Execution Plan with the other parties to the Project involved in the execution of BIM.

5.9 Any modifications to the BIM Execution Plan shall be reviewed and approved by the BIM Manager and the University and documented in the BIM Execution Plan.

5.10 In the event of any disagreement on the terms or modifications to the BIM Execution Plan, the BIM Manager’s decision, if approved by the University, shall be final and conclusive. In the event that more than one BIM Manager has been appointed, then the decision shall be the joint decision of the BIM Managers, failing which, the University shall decide and its decision shall be final and conclusive.

5.11 The Contractor’s BIM Coordinator(s) shall report to and keep the BIM Manager and the University informed in all BIM matters and the BIM Execution Plan, as updated from time to time, shall be subject to the approval of the University.

6. DESIGN MODELS FROM CONSULTANTS

6.1 The Contractor shall take reference from the Design Model(s) handed over from

Consultants and develop the Individual / Combined Services Model(s),

6.2 The Contractor shall review and check the Design Model(s) supplied by the Consultants and ensure that they are complete in every aspect.

6.3 The Contractor shall consult the Consultants’ BIM personnel on the set up of the Design Model(s) during the BIM Kick-off Meeting.

6.4 In the event of any discrepancy being found when Contract Drawings, Construction Drawings and/or the Design Model(s) do not tally, the Contractor

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shall verify the discrepancies, and immediately give written notice to the SO, the BIM Manager and the relevant Consultant(s) for instruction.

7. INDIVIDUAL / COMBINED SERVICES MODEL

7.1 The Individual / Combined Services Model(s) shall be progressively updated, based on the approved shop drawings and coordination drawings from the sub-contractors and/or nominated sub-contractors, for the coordination of services and submission of approval to the SO prior to works on site.

7.2 The submitted Individual / Combined Services Model(s) shall include the proposed location of all intended services and builders’ work, and any other sub-contract or nominated sub-contract work as may be relevant for the purposes of coordination including their relation to and implications on the structural and architectural work.

7.3 The Contractor shall produce the coordinated drawings for services according

to Preliminaries Item 20.2 (Drawings) from these Individual / Combined Services Model(s) for SO’s approval prior to commencement of works on site.

7.4 The Contractor shall ensure that the Individual / Combined Services Model(s)

are coordinated and verified for conformance with the Contract Documents and the BIM Execution Plan, before sending to the respective Consultants for the review and acceptance of the intended Works.

7.5 Each submitted Individual / Combined Services Model shall be accompanied

with a short narrative to highlight the major changes and/or updates from the previous submittal. The Contractor shall determine a method to define and track these changes.

7.6 Contractor shall inform the SO and the BIM Manager of any deviation from the

Contract, upon submission of the Individual / Combined Services Model(s). 8. AS-BUILT MODELS

8.1 The Contractor shall update and develop the Individual / Combined Services Model(s) into As-Built Model(s) in accordance with the actual site construction and installation with appropriate record keeping, for handover together with As-Built drawings.

8.2 Unless otherwise specified, the Contractor shall incorporate the As-Built drawings of the nominated sub-contractors into the As-Built Model.

8.3 The Contractor shall produce the As-Built drawings from the As-Built Model(s), unless otherwise specified by the BIM Manager and the University.

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9. MODEL CONTENT REQUIREMENTS

9.1 The origin point for the Project should be clearly defined and drawn in the SVY21 coordinate system and with reference to the SLA Vertical Control Point (VCP) (>100m) plus 100m. The Model orientation and site configuration shall be documented in the BIM Execution Plan.

9.2 The SG BIM Guide – “BIM Modeling Guidelines” shall form the basic reference of modeling guidelines for BIM elements. Clear modeling fundamentals, guidelines and quality control plans shall be established and documented in the BIM Execution Plan to ensure quality of models.

9.3 In general, each BIM element shall be modelled according to its size, shape, location, orientation and quantity. At the early stages of the Project, element properties are more generic and approximate, but become more specific and increases in accuracy as the project progresses.

9.4 At each stage, the BIM elements and its geometric properties (e.g. length, slope, etc.) and non-geometric attributes (e.g. material, fire rating, functional information, etc.) shall be developed to the level of detail that is fit for purpose of the BIM objectives detailed in the BIM Execution Plan, and as recommended in the SG BIM Guide – “BIM Modeling Guidelines”.

9.5 The list of BIM elements and systems and the corresponding level of details required for each BIM element, including the unit of measurement, geometric and non-geometric properties of each project stage, shall be established and documented in the BIM Execution Plan.

9.6 Each Building Information Model shall contain a standardized set of the project level parameters as shown, but not limited to, the table below. The Contractor’s BIM Coordinator(s) shall ensure the data is updated and correct prior to model exchange or submittal.

Project Parameters Parameter Type Project Name Text Project Number Text Project Description Text Project Address Text Site Code Text

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9.7 Rooms/Spaces of more than 0.4m2 are to be modelled in as BIM

components/elements within the architecture model. The room objects shall contain the room parameters as shown in, but not limited to, the Table below:

Room Detail Parameters

Parameter Type Description

Site Code Text

Abbreviated Code that denotes the site within the NUS campus where the building is located. ie. KRC, BTC, etc.

Floor Text

Indicates the level/storey of the room. To be denoted as a two (2) digit number. ie. 05 for fifth storey

Room Code Text

Also known as the room number, in the following format : Block-Level-Rm No. ie. E4-05-01

Room Name Text

Name of the room/space. Text to be entered in full caps. ie. DIGITAL ELECTRONIC LAB STAFF OFFICE OFFICE CIRCULATION

Room Type Text Four (4) digit code to categorize differentiating room types as indicated by the University.

Room Standard Text Space norms and space classification as indicated by the University.

Area Area Room Area as derived from the model.

Department Name Text

Description of Department/Facilities for which the room/space belongs to.

9.7.1 The Contractor’s BIM Coordinator(s)shall clarify and seek approval from

the University on the standard and format of the data for the above-mentioned room detail parameters.

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9.8 For the purpose of asset capitalization, certain BIM components/elements shall

contain building equipment parameters and their respective information as shown in, but not limited to, the Table below:

Building Equipment Parameters

Parameter Type Description

Quantity Count

Quantity of the specified equipment installed for the works (*where applicable).

Cost (excl. GST) Cost

Cost of the equipment, excluding GST, in Singapore dollars.

Brand Text Equipment brand / manufacturer name.

Model Text

Equipment model type / number, in accordance to the manufacturer’s index.

Serial No. Text Equipment serial number as designed / built.

Remarks Text Additional remarks / comments (if any).

9.8.1 The Contractor’s BIM Coordinator(s)shall refer to the Specimen

Capitalisation Spreadsheet template found in the Appendix of the Main Contract Tender document, and export the parameters and information into the same spreadsheet format.

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9.8.2 The Contractor’s BIM Coordinator(s)shall ensure that the respective

information is accurate and entered into the relevant BIM components/elements.

9.8.3 The Contractor’s BIM Coordinator(s)shall clarify and seek approval from

the University on the standard and format of the data for the above-mentioned equipment information parameters.

9.9 Usage of 2-Dimensional detail components, such as lines, arrows, texts, tags,

symbols, filled region hatching, etc., in the Building Information Models(s) are purely for descriptive annotative reasons only, and shall not be used to represent actual model elements or building components. Any deviation shall be outlined in the BIM Execution Plan for the BIM Manager and University’s approval.

9.10 The dimensional tolerances provided in the Contract shall apply to the dimensions in the Building Information Model(s), unless otherwise agreed by the parties in the BIM Execution Plan, approved by the University.

9.11 The Contractor’s BIM Coordinator(s) shall ensure that the common naming convention for model views, legends, schedules, sheets and links in the whole contract, as proposed in the BIM Execution Plan, is complied with.

9.12 The Contractor’s BIM Coordinator(s)shall ensure that the Building Information

Model(s) submitted shall not contain any linked and/or imported DWG files in any form or manner, unless expressly agreed by the University.

10. FILE NAMING STANDARD

10.1 The University requires the Model(s) to observe a standardized file naming format, for the ease of model archival and retrieval. A standardized file naming system will allow for common understanding of Model files that can be utilized by the different user groups across the University.

10.2 The Contractor’s BIM Coordinator(s)shall consult and seek the approval of the BIM Manager and the University with regard to the proper naming for the Project, and ensure the file naming format, as shown below, is observed.

10.3 Project files naming convention shall comprise of, but not limited to: Example: NUS_Z01_ENG_E01_ARCH_Site_20140516.RVT

NUS Zone Faculty Bldg Name Disc. Description

(if any) Rev. Date File Name NUS Z01 ENG E01 ARCH Site YYYYMMDD

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11. MODEL COORDINATION REVIEWS AND REPORTS

11.1 Regular Model Coordination Review sessions are expected to be carried out as part of the quality assurance protocol and a record log of each session shall be maintained in the BIM Execution Plan.

11.2 The following is a standard guideline for the Contractor’s BIM Coordinator(s)to follow, but not limited to, in preparation of the Model Coordination report. Project Information Details

• Project Serial Number • Project Name • Date of the Coordination Meeting • Dates of each Model used for the Coordination Meeting

Model Progress Report Brief report of the Model(s) Progression

• Summary of Model progression on each individual model • Changes to file/model settings (if any)

Model Coordination Issues Provide screen captures of each coordination issue, in the following, but not limited to the following views:

• 2D plan and/or section view(s) • 3D view

Additional details to be included for each coordination issue are:-

• Description of the issue/clash • Location of the Issue • Party responsible for rectification • Estimated deadline for resolution of issue/clash

The issue/clash is recommended to be highlighted or pointed out clearly, by annotations, for any reader to pick out quickly.

Rectified Issues Provide screen captures of the rectified coordination issue

• before rectification • after rectification

Additional details to be included for each rectified issue are:-

• Description of the issue/clash • Location of the Issue • Party who rectified the issue • Date of resolution

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The issue/clash is recommended to be highlighted or pointed out clearly, by annotations, for any reader to pick out quickly.

12. BIM EXCHANGE FORMATS AND SOFTWARE APPLICATIONS

12.1 BIM exchange formats, versions, protocols and software applications for BIM deliverables shall be consensually agreed by all parties collaborating and contributing to the BIM Execution of the Project. The list of the BIM deliverables and the corresponding submission file formats shall be documented in the BIM Execution Plan for the University’s Approval before the commencement of the Project.

12.2 Building Information Model submitted to the University, or as and when requested shall be available as specified in the format suitable for its purpose, and documented in the BIM Execution Plan. In general, the following formats shall be provided at minimum:

12.2.1 DWF or 3DPDF for general viewing and archiving.

12.2.2 Native format of BIM authoring or BIM related software application for

Model Coordination and Design Reviews

12.2.3 When requested, Industry Foundation Classes (IFC 2x4 or better) or other open standard file formats.

12.3 All BIM authoring and detailing software applications used shall satisfy all of the

following:

12.3.1 Be IFC-certified by buildingSMART.

12.3.2 In compliance to BCA BIM e-submission guidelines and requirements and possess a track record of having successfully completed the whole cycle of BIM e-submission for a new construction project.

12.3.3 Fit for purpose and be seamlessly interoperable with commercially available coordination software applications.

12.4 BIM coordination applications shall be compliant to and support the prevailing

version of the Industry Foundation Class (IFC) file format.

13. OWNERSHIP AND RIGHTS TO BIM DELIVERABLES

13.1 The University shall have the ownership and exclusive rights to all BIM deliverables of the Project and shall have the rights to use the content, data, drawings, design, graphics, and text contained in the BIM Deliverables.

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13.2 The University shall reserve its right to grant its appointed agents permission to use the BIM Deliverables for the purpose of the Project and subsequent operation and maintenance of the works at its own discretion.

14. RISK ALLOCATION

14.1 The Contribution of each Model Author is intended to be shared with Model Users throughout the course of the Project.

14.2 Subject always to Clause 15, in contributing content to the Model, the Model Author does not convey any ownership right in the content provided or in the software used to generate the content. Any subsequent Model User’s right to use, modify, or further transmit the Model is specifically limited to the design and construction of the Project (including authorities’ submissions, where required), and nothing contained in the NUS Contractor BIM Requirements conveys any other right to use the Model for another purpose.

14.3 It is understood that while specific content of a Building Information Model may include data that exceeds the required level of detail specified in the BIM Execution Plan, Model Users may rely on the accuracy and completeness of a Building Information Model only to the extent required for the level of detail specified in the BIM Execution Plan.

14.4 Any use of, or reliance on, content of a Building Information Model that exceeds the level of detail specified in the BIM Execution Plan by Model Users shall be at their own sole risk and without liability to the Model Author. Model Users shall indemnify and defend the Model Author from and against all claims arising out of or in relation to that Model User’s unauthorized modification to, or use of, the Model Author’s content.

14.5 The standard of care applicable to each Model Author regarding its Contribution shall be in accordance with that Party’s Contract. If the standard of care is not specified, the standard of care shall be the applicable degree of skill, care, and diligence expected of a competent person involved in execution of BIM in Singapore, carrying out the same role or scope of work as that Model Author.

14.6 Each party in the Project shall use its best efforts to minimize the risk of claims and liability arising out of or in relation to the use of or access to its Building Information Model / Released Models. Such efforts may include reporting forthwith to the relevant party and the BIM Manager any errors, inconsistencies or omissions it discovers in its Building Information Model or Contribution.

14.7 No Model Author shall be responsible for costs expenses, liabilities, or damages which may result from use of its Contribution beyond the uses stated in the BIM Execution Plan.

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15. INTELLECTUAL PROPERTY RIGHTS

15.1 Each Model Author warrants that it owns the copyright to its Contribution or is licensed by the holders of copyright in the Contribution to make the Contribution and grant such license as enumerated under sub-Clause 15.3.

15.2 Subject to sub-Clause 14.8, each Model Author agrees to indemnify the Model Users against claims of third parties for infringement or alleged infringement of copyrights contained in that Model Author’s Contribution.

15.3 Each Model Author grants to the Model Users a limited, non-exclusive license to reproduce, distribute, display or use the Contribution of that Model Author for the sole purpose of carrying out BIM in the Project. The limited license granted in this sub-Clause shall include any archival purposes permitted in this NUS Contractor BIM Requirements or in the Contract of that Model Author. In this regard, after final completion of the Project, the non-exclusive license shall be limited to keeping and archival copy of Project-related Contributions.

15.4 The University’s right to use any Building Information Model after completion of the Project shall be governed by the Contract of the relevant Building Information Model / Released Model.

15.5 In the absence of express language to the contrary in the Contract or in the NUS Contractor BIM Requirements:

15.5.1 Nothing in the NUS Contractor BIM Requirements, and

15.5.2 No act by any party in the Project in furtherance of the NUS Contractor

BIM Requirements, shall limit, transfer or otherwise affect any of the intellectual property rights that a party may have with respect to any Contribution. Other parties, persons or entities that provide Contributions to a Model shall not be deemed to be co-authors in the Contributions of other parties to the Project.

16. ELECTRONIC DATA EXCHANGE

16.1 Each party does not warrant the integrity of any electronic data delivered in accordance with the NUS Contractor BIM Requirements other than as expressly provided, if any, in the BIM Execution Plan or the Contract.

16.2 Each party shall not be liable for any corruption or unintended amendment, modification or alteration of the electronic data in any Model produced by that party which occurs after the said Model has been transmitted by that party except where the corruption of unintended amendment, modification or alteration was due to failure of that party to comply with the NUS Contractor BIM Requirements or the BIM Execution Plan.

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17. TERMINATION, RESCISSION OR EXPIRY OF CONTRACT

17.1 Clauses 1, 2, 13, 15 of the NUS Contractor BIM Requirements shall continue to apply following the termination, rescission or expiry of the Contract.