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DrainageHouse Inspection ChambersP31FP McCann Inspection chambers are available in four common sizes: 600x450, 750x600, 1000x675 and1200x750. Each section has a tongue and groove joint and can be sealed with a sand-cement mortar orbitumen sealant in the same fashion as a circular manhole and chamber ring.To complete thechamber, FP McCannhave a range of coversand ground levelcomponents:Chamber Size600x450750x6001000x6751200x750CoverFrame and Lid places straight on top of unitBelow surface slab with 600x450 access, allowing use of Frame and LidBelow surface slab with 600x450 access, allowing use of Frame and LidLight or Heavy duty below surface clab with 600x600 access, allowing use of standard steel access hole coverFP McCann’s frame (also known as a surround) and lid combination are designed to sit flush with the topcourse such as tarmac or concrete surfacing, or in grassy areas.The lid itself features an anti-slip chequered finished and recessed lifting points to allow removal from theframe by use of standard lifting eyes.Description Units (mm) Weight per No of units Wall/Slabunit Kg** per pallet thickness(mm)600 x 450 x 150 section 40 12 40600 x 450 x 225 section 65 8 40600 x 450 x 300 section 85 6 40600 x 450 x 100 frame 45 8 100600 x 450 x 55 lid 50 16 55750 x 600 x 150 section 60 6 55750 x 600 x 250 section 100 4 55750 x 600 x 70 cover slab (600x450 access) 75 8 70*1000 x 675 x 150 section 94 6 601000 x 675 x 250 section 130 4 601000 x 675 x 76 cover slab (600x450 access) 130 8 75*1200 x 750 x 150 section 120 6 751200 x 750 x 250 section 200 4 751200 x 750 x 80 cover slab (600x600 access) 185 6 80*HIC cover slabs can be provided to meet both main road and light road requirements.* Effective thickness ** Approximate weightsSlabChamberSections31www.fpmccann.co.ukprecast@fpmccann.co.uk