Request for Proposal for appointment of Consultant for Sponge City Framework and Detailed Project Report for Pilot Project for Pimpri Chinchwad Municipal Corporation under the Sustainability Cell

Providing and Supplying, Erection and Commissioning for following : Double membrane gas storage facility on digester top mounted principle, without bottom membrane, complete with supporting belt structure and filing-level meter of following specifications: - useable volume 300 m³ operating pressure 3,5 mbar membrane tank diameter 14.80 m or 15m membrane tank height above tank 3,5 m diameter at anchoring 14.80 m or 15m tank outer-diameter 14.80 m tank height above foundation 8.0 + 0.9 m (refer drawing enclosed) max. gas temperature 55 °C max. gas production 250 m³/h max. gas withdrawal 250 m³/h anchor forces under an angle of 53,1° 6,5 kN/m consisting of:

1. One external membrane made of double-sided PVC-lined polyester material, UV and microbial resistant, abrasion resistant, made from welded fabric cuts, short-term tensile strength approx. 4000 N/5 cm, total weight approx. 900 g/m², colour grey. Material tests: Colour fastness test acc. to DIN EN ISO 105-B04; light fastness better than 7 (1 = worst value; 8 = best value). Repeated bending test acc. to DIN 53359, grade 0 (scale 0 – 4; 0 = no damage). Cold resistance acc. to DIN 53361, grade 0 (scale 0 – 4; 0 = no damage). Flame-resistant acc. to DIN 4102 class B1. Detailed Quotation Noticed Has Been Attached