We have received the following details of programmed night work from the A14 Integrated Delivery Team:

There will be two separate gangs employed

Gang no 1 – Earth works operation (This operation is linear operation and will move progressively from start to end point. Central Reserve Milton main line to Histon Junction

Phase 1a: to 9^th June 2018

Location: Milton Junction to Kings Hedges under bridge

Phase 1b: 11^th June to 12^th June

Location: Kings hedges to Guided busway

Phase 1c: 13^th June to 19^th June

Location: Guided busway to Histon junction

All above operations consist of

• Excavation of material from central reserve which is deposited at a stock pile
• Back fill central reserve with capping material and then compacted.
• Back fill central reserve with sub-base material and compact prior to surfacing material being placed.

Plant to be used

2 x Excavators

2x Dump trucks

1 x Excavator in the stockpile area at Kings Hedges

Tower lights

Rollers

Mitigation measures

• Switching off Engine whilst plant not in use
• Avoid dropping excavated material from height
• Use of White noise reversing alarms

Gang no 2

Central Reserve Histon to Girton

Saw cutting and Earthwork Linear Operation moving west from Histon to Girton

Where possible to mitigate the noise generated by the floor saws. Temporary moveable acoustic barrier will be put in place to combat the noise generated by the floor saw during the cutting operation.

Phase 2a:  31^stMay

Saw cutting existing edge of carriageway to central reserve

Phase 2b: 4^th June to 4^th July

Earth work operation

• Excavation of material from Central reserve which is deposited at a stock pile
• Back fill central reserve with capping material and then compacted.
• Back fill central reserve with sub-base material and compact prior to surfacing material being placed.

Saw cutting equipment

4 no floor saws

4 no Vans

Water tankers which are fitted in the back of Transit Box vans.

Earth Work Plant to be used

2 x Excavators

2 x Dump trucks

1 x Excavator in the stockpile area

Tower lights

Rollers

Mitigation measures

• Switching off Engine whilst plant not in use
• Avoid dropping excavated material from height
• Use of White noise reversing alarms
• Use of moveable acoustic barriers

DLOA Operations (Repairs to existing surfacing)

This is where we are repairing the existing carriage way by removing the defective section and replacing it with good material.

This operation is located throughout the section from Milton to Histon.

Current planned work is w/c 4^th June on westbound on slip at junction 32.

Other works will be dependent any necessary repairs and will be advised if and when required.

Plant used during this operation

Plainer

Paving machine

Roller

Road sweeper

Lorries passing or revising

Vans /cars

Mitigation measures

As per mitigation measure provided previously,

• Switching off Engine whilst plant not in use
• Avoid dropping excavated material from height
• Use of White noise reversing alarms
• During the period noise reading will be collected and shared with all parties.