Historic listed boundary wall. 3: Install temporary steel frame to retained front facade

Transcription

1 Masonry party wall with Lion House Retained boundary wall with chesterfield house Masonry party wall with Lion House : Install temporary lateral support to party wall and boundary wall Historic listed boundary wall Historic listed boundary wall : Install temporary steel frame to retained front facade Existing underpin : Conduct site investigation along party wall and Chesterfield house boundary wall to determine the depth and extent of existing underpinning : Install temporary hoarding and scaffold to Red Lion Yard (subject to agreement) Existing basement retaining wall STAGE Temporary column fixed to the internal face of existing underpin : Install temporary ground beams and supporting piled foundation STAGE : Install temporary steel frame to retained front facade : Install temporary hoarding and scaffold oversailing Red Lion Yard (subject to agreement) : Install temporary ground beam and supporting piled foundation : Install temporary crane base and supporting piles COLUMN CONNECTION DETAIL STAGE A STAGE A A A) the above bar should be 00mm or 0mm A SHEET OF.0.0 SLS P SLS P / A. T: F:

2 A A) : Install folding jib crane (optional) the above bar should be 00mm or 0mm A Hoarding and to Red Lion Yard 7: Existing building demolished 8: Remvove internal face of existing underpins and protruding toes (Optional) Backfill Basement once work to underpins is complete 9: Install 0 diameter piles at 00 crs. Installed at high level 7: Existing building demolished Choice of piling rig subject to site constraints 9: Existing basement retaining wall to be grubbed out prior to piling.0.0 SLS P SLS P.0.0 STAGE STAGE SHEET OF 07 / 7. T: F:

3 A A) the above bar should be 00mm or 0mm A Temporary slab to be dowelled into side of piles 0: Install temporary props to party wall 0: Reduce level of excavation down to underside of props : Excavate to : Once level has been reduced Install low level piles : Install temporary steel props : Install temporary steel props to support piled retaining wall : Construct temporary working platform (optional) Where pile centres are greater than 700mm, the liner wall is to be cast in.0m deep sections throughout the excavation.0.0 SLS P SLS P.0.0 : Temporary piles and ground beams to be braced using steelwork connected to temporary props or piled retaining wall STAGE : Temporary piles to be braced using steelwork connected to temporary props STAGE SHEET OF 07 / 7. T: F:

4 A A) 8: Install props at the above bar should be 00mm or 0mm A 7: Install dowels between piles and slab 7: Install sump pits 7: Install high level slab at basement B level 7: Cast lift pit STAGE 8 9: Excavate swimming pool area, cut to of tension piles : Install secondary props to new RC liner wall 0: Install dowels between piles and slab and cast slab and walls to underside of primary prop Crane support legs may be cast into slab and cut off after construction is complete STAGE 9 : Remove prop Once RC slab has been constructed : Construct RC slab below prop : Construct RC liner wall to underside of proposed slab level : Construct internal RC walls and columns to underside of proposed slab level.0.0 SLS P SLS P.0.0 STAGE 7 : Remove prop at : Excavate to : Piling rig to install new tension piles : Install below ground drainage STAGE 0 SHEET OF 07 / 7. T: F:

5 A A) the above bar should be 00mm or 0mm A Crane voids to be infilled (Optional) 8: Complete superstructure 7: Remove temporary props as slabs are cast : Construct slabs up to ground floor and remove top props to piled retaining wall.0.0 SLS P SLS SHEET OF STAGE STAGE 07 / 7. T: F: