Contract Strategty for Midland Bridge

By

Nyasha GaziVandhana Lakshmanaperumalsamy

Cengiz MirapHamad Alhasan

Yuzhou ChenAlhassan Saaka

1.1 Primary Objectives

1. Client Objectives

Primary Objectives

QualityPublic

comfort

Safety

1.2 Secondary Objectives

1. Client Objectives

Secondary Objectives

Use oflocal labour

(non-specialist)

Client involvement

Environmental protection

2.1 Work Packages

2. Work packages

Work Packages

Construction of temporary steel structures

Demolition

Jacking

Stressing

2.2 Sequence of Works

2. Work packagesSite Visit

Design of jacks from contractor

Temporary Work

Widening of existing pilecap

Extending the piers

Jacking of deck

Temporary ramps

Install new tendons

Stressing of tendons & pier demolishing works to be

done simultaneously

Constructing new hearting to the 2 main piers

Jack down the deck – remove the jacks and

temporary ramps

Remove falsework

Test

3.1 Organisation roles

3. Contract strategies

3.2 Payment methods

3. Contract strategies

Specialist Contract

Target cost with Activity schedule

Non - specialist Contract

Target cost with Bill of Quantities

3.3 Tendering

3. Contract strategies

Specialist Contract

Tendering stage 1

Tendering stage 2

Single-stage tendering

Non - specialist Contract

4. Risk Assessment

High risks

Damage to deck

Failure of jacking system

Price changes of materials

Medium risksDisruption to

motorway traffic

Low risks

Failure of falsework

Contamination of river

Flood risks

Thank you!