Details: supply, installation and of mono absorbent acoustic/noise barrier with sound absorbing material as per below. manufacturing & installation of 1.5 meter height of mono absorbent acoustic/noise barrier (height should be measured from top surface of crash barrier level) and it must be installed from back side of crash barrier concrete wall at 02 (two) lane rob at lc no. 3a, begum bazar-bhagwatpur marg (at km 836/11-13 in ncr allahabad kanpur railway section) in distt.- prayagraj.oise barrier with sound absorbing material confirming to valid en certification for manufacturing the noise barriers as per the en 1793 & en 1794 and as per irc guide lines of noise barrier specifications. acoustic/sound barrier should be arai approved (the automotive research association of india). all structural members to be used in these acoustic/sound barrier is to be galvanized as per proper is standard. water repellent sound absorbing rockwool sandwiched between gp shells is to be used) quanti 1270 x 1.
Sector: Infrastructure