12000 Gallon Steel Rain Water Tank
UR3D205 Rain Water Tank - Technical Specification
General
Diameter: 205”
Shell height: 87”
Overall height: 95”
Nominal Volume: 12,400 Gallons
Tank Structure
Tank Shell
23 gauge corrugated steel panels with G145 galvanized coating
Mechanically galvanized high tensile fasteners
Roof Structure
Welded square HSS support frame with hot dipped galvanized coating
26 gauge corrugated steel cover sheeting
Tank Liner
Liner Material
20mil polyethylene geomembrane
700% elongation at break ASTM D638
2,000min HPOIT ASTM D5885
Mechanically fastened at 80” centers
NSF 61 certified for potable water use
Cushion Layer
Needle free non-woven polyester geotextile underlay
Warranty
20 year “No Leaks” pro rata warranty in accordance with standard terms and conditions
Fittings
Inlet
Either a 20” roof inlet basket with UV guard or a 2” GFN bulkhead inlet in the wall.
Outlet
2” GFN bulkhead with Ni coated ball valve, schedule 40 PVC connection
Drain
2” GFN bulkhead with Ni coated ball valve, schedule 40 PVC connection
Overflow
6” ASA overflow with internal vertical orifice and PVC overflow pipework to ground with flap valve and mosquito screening
Accessories
Access
30” lockable hinged roof access hatch
Light duty removeable galvanized steel ladder
Level Monitoring
Mechanical level indicator
Miscellaneous
Foam roof seal for dust and vermin protection
Environmental Design Parameters
Design Loads: ASCE 7-10
Wind 150mph
Seismic Zone B
Snow 20psf
Steelwork: AISC 360-10
