A160 Port of Immingham Improvement Scheme Feb 2017 Craig Snow - PowerPoint PPT Presentation

A160 Port of Immingham Improvement Scheme Feb 2017 Craig Snow – Costain Contract Lead Richard Pickup - Jacobs Engineering Manager Tiago Magalhaes – Jacobs Geotech Site Representative

Introduction to A160 • Project Overview • Health and Safety • Project Delivery • Community and Society • BIM • Engineering Challenge • Geotechnical Challenges • Possession activities

PROJECT OVERVIEW

Project Overview 4

HEALTH AND SAFETY

SAFE WORKING 1,200,000 Man-hours worked Full project to date without a reportable accident

Health and Safety Environment Each other Empowerment

PROJECT DELIVERY

Statutory planning process • A160 Accelerated Delivery Planning Act 2008 Nationally Significant Infrastructure Project • Input • Prep Application • Legal Notices • Stats and Stakeholders • Represent at the Hearing 9

COMMUNITY AND SOCIETY IMPACT

Community and Society • Deep water Estuary – Land Development • STEM

Community and Society

BIM

Technology – Early Adopter BIM 3D 4D 6D 14

Embrace Technology Aerial Solutions – Digital Survey • 3D/4D Sequencing and Phasing

Technology – Early Adopter BIM FME – Feature Manipulation Engine

Interactive Stats Drawing

4D Animation – Bridge Slide 18

Longer Duration Planning 19

4D Animation – Cofferdam Construction 20

ENGINEERING CHALLENGE BRIDGE SLIDE

Bridge Slide

Bridge Slide

Bridge Slide

Strand Jacks 25

Catenary bridge 26

Possession Planning • Temp Works • Staff planning • Works Package Plans • RAMS • ITP’s • Detail Planning • Logistics • QSRA 27

Staff Planning 28

Video 1 – Bridge Construction 29

GEOTECHNICAL CHALLENGE

Ground Conditions • Glacial Till • Potential for granular lenses • High groundwater level 31

Ground Conditions Encountered – Soft Spots • Soft Spots – 5m x 4m and 10m x 3m • Groundwater at formation level • Excavate and replace with Class 6N Fill

Ground Conditions Encountered – Instability of Excavation • Collapse of Excavation Slopes • Bulk Fill – Telecomms Mast • Removal of loose material and Class 6N backfill

Ground Conditions Encountered - Mitigation • Monitoring Regime • 12No. Monitoring targets on bridge structure • 12No. Monitoring points on Backfill

POSSESSION ACTIVITIES

Lifting Rails 36

Excavation 37

Kingpost Wall Removal 38

Kingpost Wall Removal 39

Installation of Nosings & Final Trim 40

Jacking Operation 41

Strand Jacks 42

Checking Alignment 43

Backfill 44

Backfill 45

Track Replacement 46

Tamping the Ballast 47

Welding 48

GO PRO

THANK YOU