Structural Plan Review

General Understanding

Lesson 1

Updated: March 2017 1 of 74

Introduction

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Instructors:

Dennis Clark, Field Training Coordinator- BCD

Office: (503) 378-2207 / Cell: (503) 881-5776

E-mail: Dennis.L.Clark@oregon.gov

Class Objective:

To ensure that successful graduates have a working knowledge of the

Oregon Residential Specialty Code structural and plan review .

Purpose of a Structural Plan Review

3

Protection of life, health and property

Comply with code requirements

Comply with applicable standards

Use of appropriate materials

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Protection of Life, Health and Property

4

Comparison of recent earthquakes

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Difference between codes

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Protection of Life, Health and Property

Damage due applied loads

Use of Appropriate Materials

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Codes and Standards

Oregon Structural Specialty Code OSSC

International Residential Code IRC

Oregon Residential Specialty Code ORSC

Referenced Standards

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Oregon Residential Specialty Code

• Answers “how?”

• Prescriptively specifies

construction

• “Cookbook” with limits

• Based on historic data,

typical materials &

standard house types

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Statutory Duties of an Inspector

• ORS 455.715 • A person, including a plans examiner, acting

under the authority and direction of a

building official and charged with the

responsibility of routine enforcement of one

or more specialty codes or parts of specialty

codes.

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Roles of Inspector/Plans Examiner

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• Ensuring minimum code is met

• Provide flexible solutions to meet intent of code

when appropriate

• Focus on fire/life safety and load paths

• Correction needed? Write it and cite it

• Maintain certifications and continuing education

• Enforce all appropriate building code statutes and

rules

• Keep division up to date on address changes

• Assist in BCD investigations

Legislative Guidance For Building

Departments

455.015

12

Proceed quickly and efficiently

Be flexible and responsive

Encourage economic development

Encourage experimentation and innovation

Ensure the cost effectiveness in construction.

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Inspector Should be Familiar With

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Oregon Revised Statutes

Oregon Administrative Rules

Oregon Specialty Codes

Statewide Interpretations

Statewide Alternate Methods

Directives and Orders from Division

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Certification

• ORS 455.715 to 455.740 OAR 918-098

• All must have a valid Oregon Inspector

Certification and the appropriate certification

from the division for the work being

performed.

• Persons who hold an Oregon certification

must act in the public interest in performing

their duties. OAR 918-098 contains specific

elements certified persons must comply

with.

Certification (cont.)

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• ORS 455.740 allows the division to

deny, condition, suspend, revoke or

refuse to renew a certification for failure

to act in the public interest or violations

of ORS Chapter 455.

Avoid Potential Conflict of Interest

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"Potential conflict of interest” means any action,

decision or recommendation by an inspector where

the decision could lead to monetary gain ,

pecuniary benefit or detriment of the inspector or

relative, or business where the inspector or relative

is associated unless the benefit or detriment arises

out of: (a) An interest or membership is required by law or as a

requirement to have job.

(b) Action affects everyone in the class equally

(c)Membership is related to a tax-exempt nonprofit

corporation

What does that mean?

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• Do not have your own construction or

construction development firm that performs work

in Oregon

• Do not inspect your own work or perform plan

reviews on it

• Do not go to work for a construction contractor or

developer on the side

• Family members can not benefit from your

position

Role of Plan Reviewer

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YOUR CAREER PATH FOR SUCCESS

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CORE

RESIDENTIAL

PLAN REVIEW

RESIDENTIAL

INSPECTION

STRUCTURAL

WALL BRACING

RESIDENTIAL

ENERGY

REHABILITATION

PLUMBING

MECHANICAL &

FUEL GAS

ELECTRICAL

Class Objectives

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1.Perform residential plan

review.

2.Create personal checklist

3.Know code - be qualified

to answer customer

questions

4.Develop resource list

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1.General info

Chapter 1

2.Life safety and

energy

Chapters 3 and 11

4.Walls

5.Floors

6.Ftgs

And Fnds

3.Roofs

General Information

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Topics 1. Role of the plan reviewer

2. Scope of the ORSC

3. Permits

4. Construction documents

Topic #1: Plan Reviewer’s Job

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Plan Reviewer’s Role

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TEACHER

FACILITATOR

ENFORCER

BUT not a COP

YOU ARE NOT AN

OBSTACLE

How do others see you?

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What color of light hangs over your desk?

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Scope of the Oregon Residential Code

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Scope of the Oregon Residential Code

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1 and 2 family dwelling • Townhouses

• With maximum 3 stories

above grade

• Separate means of

egress

Single family

dwelling

2 family dwelling

(Duplex)

Townhouse

2 Family Dwelling (Duplex)

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• Duplex • Structure for two families

• Separate means of egress

• One common wall

• ≤ 3 stories above grade

• Separated vertically or

horizontally

Townhouse

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• Townhouse • Single family dwelling

• ≥3 attached units

• ≤ 3 stories above grade

• Exit to public way or

yard

• Open ≥ 2 sides

Topic #3: Permits

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Submission Package

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• Construction

documents

• Specifications

• Calculations

• Evaluation Reports

• Other supporting

documentation

Review Procedure

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• Compare: Structural

Drawings Compatibility

• Review: Construction

Documents Code Data

• Follow: load path of

structural elements

Review Procedure

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Material specifications: general notes shall list

materials and properties, etc.

Structural loads shall be noted on drawings

per ORSC: Section R301.1.

Floor live load

Roof live load

Roof snow load

Wind design data

Earthquake design data

Flood design data

Special loads

Overview

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Submission Package

Typical Materials

Review

Procedure

Receive Plans

Permit Tech. tracks in Plan

Submittals

Routes plans to Plans

Examiner

Plans Examiner reviews

plans for Code

Permit Tech. inputs results

and calculates plans check

fees. If required, correction

letters are typed

Plans returned to customer

Exempt From the Permit

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Work exempt from permits

Farm Buildings

Sidewalks

Parking

Play

Equipment

Farm Building

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Must be built to conform to land use.

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Farm Building

IT MUST BE A WORKING FARM!!!

Skill Check

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Is the farm house exempt from permits?

Is the farm house exempt from permit?

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A. Yes

B. No

Skill Check

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Skill Check

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Is this barn exempt from the code?

Is this barn exempt from the code?

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A. Yes

B. No

Skill Check

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Permits Required

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• Type of work

• New construction

• Alteration

• Conversion

• Repair

• Change of

occupancy

• Move lot line

Exemptions From Permitting

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Detached accessory structures

Exemptions From Permitting

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Framed-covered non-habitable accessory

buildings

≤ 500 sqft

One story in height

R105.2

Exemptions From Permitting

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Fences not over 7 feet

Unless used as a pool barrier as required in

Appendix G

Exemptions From Permitting

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Ramps serving entrances

Temporary

≤ 30 inches above grade

Exemptions From Permitting

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Temporary ramps

Exemptions From Permitting

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Work deemed by B.O. to be minor and

ordinary.

Windows/doors

Appliances (except gas)

Roof coverings

Cabinetry & interior finishes

Replacement or repair of siding

Gutters and downspouts

Masonry repair

Topic #4: Construction Documents

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Required Documents

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When required by the Building Official:

Application

Site plan

Soil report

Drawings

Flood Zones

Other

Required Documents

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Other possible expectations for plans:

Scaled plans

RDP Seals

Legible

Quantity

Reversed plans

Master plans/files

ePlans

Other attachments “As required by the B.O.”

Plan Review

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Also refer to ORS 455.467

Plan Review Comments

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Plan Review Comments

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OAR 918-098-1900

Citation Requirement Effective January 1, 2006

In addition to any other requirements set forth in statute and

rule, beginning January 1, 2006, all inspectors and plans

examiners certified under Division 098, OAR 918-225-0540,

918-281-0020 918-695-0400, and ORS 460.055 issuing

corrective notices at construction sites or to buildings or related

appurtenances during a plan review must adequately cite the

applicable specialty code sections, Oregon administrative rules,

or statutes whenever a re-inspection is required as a result of

the inspection or plan review.

Plan Review

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Review of Lesson 1

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Role of plan reviewer

Facilitator

Scope of the ORSC

1and 2 family

townhouses

Permits

Exempt from code

Exempt from permitting

Construction documents

Required documents

Skill Check

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These six units are 2 stories in height. Can these

be considered townhouses?

ELEVATION VIEW AERIAL VIEW

Skill check

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These six units are 2 stories in height. Can

these be considered townhouses?

A. Yes

B. No

Skill Check

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Skill Check

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Would you say the car shelter

1. It’s exempt from the code

2. It’s exempt from permitting

3. It requires a permit

Skill Check

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Which of the following is true of this car

shelter?

A. It is exempt from code

B. It is exempt from permit

C. It requires a permit

Skill Check

ORSC R105.2

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Skill Check

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BUILD A 200 SQFT STORAGE SHED

1. It’s exempt from the code

2. It’s exempt from permitting

3. It requires a permit

4. Depends

Skill Check

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BUILD A 200 SQFT STORAGE SHED

1. It’s exempt from the code

2. It’s exempt from permitting

3. It requires a permit

4. Depends

Skill Check # 1.5

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Skill Check

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List 6 documents that might

be required for plan review

Skill Check – Answer

R106.1.1

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1. Floor plans, elevations, sections, notes

2. Soil report

3. Beam calculations

4. I-joist layouts

5. Truss layout and detail sheets

6. Wall bracing layouts and calculation sheets

7. Manual J, D, S

8. Application

9. Checklist

Skill Check

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Rewrite the better comment

DH

CD

EX

AM

PL

E

Skill Check

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What should the plan reviewer do?

Skill Check

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What should the plan reviewer do?