Drilled Shaft Construction Inspector Training November 2019

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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.