Rail Bridge - Forth Road Crossing

Rail Bridge Forth Road Crossing

CLIENT:

Forth Crossing Bridge Constructors on behalf of Transport Scotland

LOCATION:

M9 Motorway, North of Forth Road Bridge

DATE COMMENCED:

DURATION:

General

Removal of bridge deck, The works will be completed over 4 days with the offline works to process and crush the material to 6f2 specification taking 2 days. All scrap removed off site for recycle and all crush stockpiled for reuse on site.

Programme

Day 1

Induction for all personnel by main contractor

Full task briefing by George Beattie & Sons Ltd

Pre-start checks on all plant & equipment

Installation of track protection

Positioned all plant around the work site (as per site plan)

Day 2

Removed road makeup from arch

Saw cut adjoining deck

Removal of parapets

Day 3

Removed bridge arch

Loaded materials by mini excavator

Day 4

Removed remaining rubble

Removed track protection

Day 5/6

Crushed material to 6f2

Loaded scrap to transport

Loaded all plant and materials from site

ACCIDENTS/INCIDENTS:

0

RECYCLE RATE:

97%

VALUE [INCL CREDITS]:

Circa £65,000 including credits

CONTRACT SPECIFICATION/ ACTIVITIES:

Once full traffic management was in place accessed work site and set up crane, lifted terram, timbers, sleeper mats down on to track and placed over rails

With track protection in place de-rigged crane and removed from site. Accessed site with 2no. 30t demolition rigs, placed each side of bridge deck.

By excavator removed road makeup from top of bridge arch, placed material in stock pile.

By excavators fitted with pulveriser reduced parapets down to top of arch.

With top of arch exposed saw cut slab next to bridge to be retained.

By excavators fitted with hammers proceeded to break arch working from open end, removed in 300mm strips across entire arch allowed material to fall onto protection bellow.

With arch removed withdrew demolition rigs from side of buttresses and accessed site with mobile crane and rubble skip, set up adjacent to bridge, lowered skip onto protection mat and by mini loaded rubble to skip and raised and emptied on to stock pile.   Repeated to mats are cleared. Inspected top of buttresses to ensure no lose material were present.

By demolition rig fitted with pulveriser processed material to suitable size for crusher, loaded rebar to transport and hauled off site for recycling.

Accessed site with mobile crusher and located and set up next to stock pile, by excavator loaded rubble to hopper and processed to 6f2 specification and placed in stockpile.

Carried out full inspection of work site to ensure works were completed to client’s satisfaction.