New Portal Frame Buildings for Garthowen Garden Centre in Fourmarks
PHASE 1 :
1) Secure the site, mobilise equipment, set up safety hoarding.
2) Excavate existing block paving / concrete floor and remove from site for crushing.
3) Reduce overall footprint of the new building.
4) Excavate pads for steels.
5) Excavate footings for retaining wall to contain foundations.
6) Concrete pads and footings using a GEN3 ready mix concrete.
7) Excavate trenches for rainwater drainage and install 100mm pipe work and backfill with shingle.
8) Excavate trenches for services, lay ducting (data, electric, water etc) as required.
9) Build solid concrete block retaining wall.
9) Lay 150mm Type 1 sub base and compact using a pneumatic twin drum roller
PHASE 2:
1) Infill with MOT Type 1 around steels and re-grade previously laid to correct levels and compact.
2) Lay DPM as per engineers' drawings, tape joints for radon barrier, lapped under the PFC Channel.
3) Lay 70mm of RECTICEL Eurothane insulation panels, 25mm of which to laid up walls to prevent thermal bridging.
4) Lay A142 steel mesh to be sat on 75mm metal chairs.
5) Using a line pump lay 150mm thickness RC35 pump ready mix concrete.
6) Finish to be polished concrete.
7) Tidy site.
