Details: description of item (with brief specification and reference to book of speccification) manufacturing & installation of 1.5 meter height of mono absorbent acoustic/noise barrier at 02 (two) lane rob at lc no. 34a, cheoki (at km 815/19-21 in ncr allahabad mughalsarai railway section between cheoki-karchana railway station) in dist.prayagrajj (acoustic/noise 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
Sector: Infrastructure