Appendix C 4.1 Job Details
The alignment is straight and level. The sealed pavement consists of 2 traffic lanes of 3.7 m width, plus sealed shoulders of 1.0 m width on each side.
Both lanes have block cracking throughout. There has been no significant loss of shape.
The existing seal has a uniform surface texture, with an average of 1.5 mm as measured with the sand patch test. The texture in the shoulders is measured at 1.9 mm.
A recent traffic survey has indicated a traffic volume of 2000 AADT, with 25% heavy vehicles, 10% being large heavy vehicles.