widening and strengthening of ibb road from bp no. 2297/30-s to 2298/28-s (bop pratap to bop ns papar) under shq bsf panisagar in north district of state tripura (length 8.00km) sh-comprehensive consultancy services for construction of rcc box type culvert and rcc retaining wall including soil investigation hydrological study with hfl, topographical survey design and drawing for consitruction of ibb road from bp no. 2297/30-s to 2298/28-s (bop pratap to bop ns para) under shq bsf panisagar in no