ABSTRACT
FOUNDATIONS FOR STRUCTURES Unit £
In-situ concrete foundations complete with associated excavation, formwork, reinforcement and disposal
trench fill strip foundation; 450 × 1000mm deep m 110 trench fill strip foundation; 600 × 1200mm deep m 260 strip foundation; 900mm deep m 220 strip foundation; 1200mm deep m 330 column/stanchion base; unreinforced; 900 × 900 × 450 mm nr 360 column/stanchion base; reinforced 50 kg/m³; 1750 × 1750 × 500 mm nr 770 column/stanchion base; reinforced 50 kg/m³; 2200 × 2200 × 600 mm nr 1190 column/stanchion base; reinforced 75 kg/m³; 2400 × 2400 × 600 mm nr 1430 pile cap; reinforced 75 kg/m³; 900 × 900 × 1400mm; for one pile nr 800 pile cap; reinforced 75 kg/m³; 2700 × 900 × 1400mm; for two piles nr 1670 pile cap; reinforced 75 kg/m³; 2700 × 2700 × 1400mm; for four piles nr 3560 pile cap; reinforced 75 kg/m³; 3700 × 2700 × 1400mm; for six piles nr 4610
In-situ concrete slabs comprising concrete C30 slab with tamped finish; reinforced with two layers of A393 fabric; laid in bays size 20 m × 10m on subbase of 250mm granular material; including all associated excavation (250mm depth), formwork and formed expansion joints with filler
200mm thick m² 94 250mm thick m² 102 275mm thick m² 106 300mm thick m² 110 extra over cost of slab for hand trowel finish m² 1.00 for power float finish m² 2.40 for wire brush finish m² 1.80 for additional subbase depth (including excavation and disposal) 50 mm m² 3.40 100 mm m² 6.80 150 mm m² 10.20
The prices following have been assembled from the relevant items in the unit costs section. They are intended to give a broad overall price or help in comparisons between a number of basic construction procedures These approximate estimates are for construction only. They do not include for preliminaries, design/supervisioncosts, land purchase or OH&P etc Prices in this section are based on the same information and outputs as used in the unit costs section.
