Drainage Works Tenders

[22.218.1]Providing and Supplying of class SN 8 structured wall Polyethylene Piping system (Pipe with online/ offline coupler and elastomeric sealing ring) with non smooth external annular corrugated and smooth internal surface (double wall) for non-pressure underground sewerage and drainage application as confirm to IS 16098 (part II):2013 including transportation, frieght charges, inspection charges, loading, unloading, complete as specified and directed by Engineer In-Charge. 1. 250 mm Internal Diameter [Through Rate]

[18.40]Supplying and laying of drainage composite for use behind walls, between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for planar drainage, realized by thermo bonding a draining core in extruded monofilaments with two filtering nonwoven geotextile that may also be working as separation or protecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness to be 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75mm characteristic opening size (O90) of 110 micron and tensile strength of 8.0 kN/m that will be working as separation or protecting layer, Geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 and 20 kPa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge. [Through Rate]

Providing and fixing soil, waste and vent pipes for underground sewerage unplasticised - PVC moulded sewerage pipes conforming to IS : 13592 Type A, including jointing with Coupler, leaving 10 mm gap for thermal expansion. 160 mm dia : 4.0 mm thick.

Providing and fixing soil, waste and vent pipes for underground sewerage unplasticised - PVC moulded sewerage pipes conforming to IS : 13592 Type A, including jointing with Coupler, leaving 10 mm gap for thermal expansion. 160 mm dia : 4.0 mm thick.

"Providing and laying DWC (SN8) pipes conforms the IS 16098 (Part 2): 3013 Structured-Wall plastics piping systems for NON- Pressure drainage and sewerage –Specification including jointing with seal ring conforming. 250 mm. dia. DWC (SN8) Pipes"

Providing and laying DWC (SNS) pipes conforms the IS 16098 (Part 2) 3013 Structured-Wall plastics piping systems for NON- Pressure drainage and sewerage Specification including jointing with seal ring conforming 150 mm dia DWC (SN8) Pipes.