The Design and Construction of the Repair Works along the Quriyat-Sur Road covers mainly flood protection works for bridges, culverts and Drainage works.
The Construction works include the following:
Part 1: Repair works at Wadi Dayqah Bridge: stabilizing the soil under and around the wadi bridge foundation that has been damaged due to erosion phenomena.
1- Jet grouting curtain wall (15 mtr deep, 600 & 1500 mm dia)
2- RCC cutoff wall (3.5 mtr deep)
3- Gabion works
4- RCC cap for cutoff wall & jet grouting wall
5- Rock armour and riprap protection works.
Part 2: Consists of repair works at culverts and Drainage protection works all over the existing Quriyat-Sur Highway of 60 KM length.
1- Repair works and strengthening of culvert inlet & outlet works (12 nos)
2- Construction of median ditches
3- Construction of side drains and chutes
4- Asphalt repair works
5- Construction of concrete barriers
6- Repair works at wadi Hilm Bridge
7- Riprap protection works.
8- Rock Armour.