Alice Springs Region - Rainbow Valley Road - Gravel Re-sheet Ch 7.78km to Ch 21.44km

The Rainbow Valley Road is unsealed and carries a range of traffic from cars and 4WDs and basically used by tourists. Works comprise of lifting road pavement above NGL, improve formation width, construct appropriate drainage system and gravel re-sheet x 8m wide. All works to be on existing road formation. Works start from Chainage 7.78. The first section is between Ch 7.78 and 8.84 . Purpose of work is to 250mm gravel re-sheet on reef rock road surface. The second section starts at Ch 16.8 and finishes at Ch 21.44. There been recorded numerous bog holes and road surface significantly below NGL. Works comprise clearing and grubbing, removing unsuitable material at windrows, cutting and widening at narrow spots ( where the road width too narrow between windrows) constructing table drains, off-lets and blocks.