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Drilled Shaft Construction Inspector Training November 2019
Welcome 1
1
Welcome to the Certified Drilled Shaft Inspector
2019 - 2020 Training
Welcome and Introductions Art Nunez
ODOT Senior Quality Assurance Specialist
Pete Castro, P.E., G.E. ODOT Senior Geotechnical Engineer
Phil Wurst, P.E., G.E.ODOT Senior Geotechnical Engineer
Dustin Haas, P.E.ODOT Assistant Pavement Design Engineer (former ODOT Geotechnical Design Engineer)
Jaimé Viramontes, Sr. P.E.ODOT Assistant Structure Services Engineer
Drilled Shaft Construction Inspector Training November 2019
Welcome 2
Housekeeping Items
Restrooms
Scheduled breaks
Refreshments provided
Lunch is on your own
Turn cell phone ringers off
Construction Training Hotline(503) 986-4336
Training Manual
Drilled Shaft Construction Inspector Training November 2019
Welcome 3
Resources Used during Training
2018 Standard Specifications (Student)
Calculator (Student)
Drilled Shaft Inspector Training Manual (Student)
8.5 x 11 Resource Manual (Classroom)
11 x 17 Resource Manual (Classroom)
8.5 x 11 Resource Manual (Classroom)
Geotechnical Report
Special Provision
NTMAG
QPL
Inspection Manual
Installation Plan
Spiral Weld WPS
Drilled Shaft Construction Inspector Training November 2019
Welcome 4
11 x 17 Resource Manual (Classroom)
Geotechnical Report
Plans
Shop Drawings
Inspection Certification Program
Who is required to be certified?
All inspectors
Program makes allowances fornon-certified personnel
Drilled Shaft Construction Inspector Training November 2019
Welcome 5
Inspection Certification Program
Certification Process
Pass an examination
Training available, but not required
See ODOT Quality Assurance Program
https://www.oregon.gov/ODOT/Construction/Pages/Inspector-Certification-Program.aspx
Certification Exam
Exam on Thursday
Open book
Maximum 3 hours
80% passing Results in ~2 weeks
Certification is good for 5 years
Drilled Shaft Construction Inspector Training November 2019
Welcome 6
Training Objectives
Define inspectors roles, responsibilities and authority.
Identify contract documents and resources and how to use them.
Explain project documentation requirements.
Provide an overview of key inspection elements and materials.
Provide individuals with the basic tools and knowledge to become productive and successful certified inspectors.
Ask questions!
Ask questions!
Don’t try to memorize!Don’t try to memorize!
Drilled Shaft Construction Inspector Training November 2019
Welcome 7
Getting to Know You
Where do you work?
A. Local Agency
B. Private Consultant
C. ODOT
D. Other
Getting to Know You
How many drilled shaft projects have you worked on?
A. 0
B. 1-5
C. 6-12
D. Too many to count
Drilled Shaft Construction Inspector Training November 2019
Welcome 8
Drilled Shafts Overview
Drilled Shaft Inspector Certification
Drilled Shafts:Class Overview
Welcome / Overview
Design Elements
Preconstruction
Equipment
Drilled Shaft Excavation
Reinforcement
Concrete Operations
Post Installation
Differing Site Conditions, Claims and Case study
Safety and Environmental
Exam
Drilled Shaft Construction Inspector Training November 2019
Welcome 9
Drilled Shaft Overview
1. Resistance to bridge scour
2. Massive axial and lateral load carrying characteristics (earthquake resistance)
3. Cost effectiveness
4. Minimum ground disturbance during installation
5. All of the above
Which of the following is the advantage of drilled shafts?
Drilled Shaft Construction Inspector Training November 2019
Welcome 10
Control of Work
Full authority over workEngineer
Authority to enforce the provisions of the Contract
Resident Engineer (RE)
Responsible for project design and any design elements requiring modification
Professional of Record (POR)
Authorized by RE to inspect, reject and temporarily suspend the workInspector
The Inspector’s Role, Duties & Responsibilities
Keep the POR and RE Informed
Notify the POR and/or RE soon enough to make a difference
– Reduces the impact to the project schedule, cost or quality
Drilled Shaft Construction Inspector Training November 2019
Welcome 11
When to Contact the Professional of Record
If interpretation of specifications
is required
If work is performed
outside of the plans or
specifications
Work or items requiring approval
Know the Standard Specifications
The Inspector’s Role, Duties & Responsibilities
00150.20 – Inspection
Right to inspect
Facilities and access
Acceptability of materials and work
Drilled Shaft Construction Inspector Training November 2019
Welcome 12
00150.10(a) – Order of Precedence
Contract Change Orders
Special Provisions
Project Plans
Reviewed Stamped Working Drawings
3D Engineered Models
Standard Drawings
Approved Unstamped Working Drawings
Supplemental Specifications
Standard Specifications
All other contract documents not listed above.
Know the Plans
Know theSpecifications
The Inspector’s Role, Duties & Responsibilities
Drilled Shaft Construction Inspector Training November 2019
Welcome 13
ODOT Drilled Shaft Inspection Forms
Description Form No. Eff. Date
Drilled Shaft Inspector’s Checklist 734-2625 Feb. 16
Drilled Shaft Excavation Log 734-2604 Apr. 05
Drilled Shaft Concrete Placement Log 734-2597 Nov. 11
Drilled Shaft Concrete Volumes 734-2603 Apr. 05
Drilled Shaft Inspection Report 734-2598 Aug. 09
Certificate of Materials Origin (CMO) 734-2126 Sept. 06
General Daily Progress Report 734-3474 May 12
Shaded forms are contractor responsibility.
Coordination and Communication
Remember, you are a team with a goal of constructing a drilled shaft.
If you observe potential non-conformance, notify the Contractor prior to avoid the situation occurring.
Avoid delaying Contractor.