Upgrading of Road - Musina

Masisi Bridge Repairs

• Original two portal culverts was unable to handle flood waters and subsequently the road over toppled by flood waters in 2012.
• Large section of the National road R525 washed away and subsequently access to the National Kruger Park – Phafuri Gate was severely disrupted.
• A new 27 cell cast in-situ portal culvert was constructed complete with asphalt surfacing and pedestrian walkway.
• Work involved fixing 142 tons of steel and placing 1115 m3 Site Batched Concrete in extreme heat.

Makhuya Retaining Wall

• During the same floods of 2012 a large portion of the abutment fill on a bridge along the P277/1 was washed away making the bridge unsafe and impassible to any traffic
• A new 87 m long by 6.5 m high retaining wall was constructed thereafter re-instating the road above.
• Work involved placing 625 m3 Site Batched Concrete in four pours together with 1 520 m3 gabions and reno mattresses to protect the re-instated 26 800m3 fill.

Masisi to Mahkuya Road

• This road was refurbished from a gravel to a surfaced road over a distance of 25.3km
• Work involved :
• Cut to spoil – 426 000 m3 from cuttings and roadway ( 85 640 m3 Blasted)
• Cut to fill – 285 000 m3 to various sections of the road
• Storm Water structures ( 1700 m) in sizes varying from 450 mm diameter to 3.6 x 3.6 x 4 cell precast culverts
• Crushing and placing of stabilized sub-base and base (135 000 m3 over 25.3 km)
• Surfacing the road with a double seal (252 000 m2 imported road stone)
• All auxiliary works involved in road such as road marking, guardrails, signage, storm water channelling and v-drains