Construction of 02 NOS OP G plus 1 AND 04 NOS ACP ELEVATED02 NOS OP G plus 1 AND 04 NOS ACP ELEVATED SHELTERS IN AOR OF BOP LAMBACHERRA TO BOP LAKHISURA AT VARIOUS PLACES OF 184 BN BSF UNDER SHQ BSF AIZAWL SH ELECTRICAL WORK WITH SOLAR SYSTEM