Guardrail Jalan Maret 8, 2021Maret 8, 2021 Admin Spesifikasi Standar Bina Marga Dishub Beam 4320mm x 312mm x 2,7mm thk Post 1800mm x 178mm x 76mm x 4.5mm thk dan 6.0mm thk Blocking Pieces 350mm x 178mm x 76mm x 4.5mm thk dan 6.0mm thk Terminal End 725mm x 312mm x 2.7mm thk Reflektor Red-Yellow