- Area to be repaired is demarcated and confirmed at site with the Engineer representative.
- The milling work shall be done as mentioned in 2.3.A. The purpose of milling is to remove the existing porous asphalt layer (if required) or for key joint construction
- Subsequently, neomed shall be applied as per specifications
- 50 mm thick of porous asphalt is then laid and compacted. The laying shall be with the use of sensor and string wire to regulate minor settlement or surface irregularities.
- Compaction shall follow the rolling pattern established during the trial lay.
- The material transported shall be ensured within 2 hours travelling time from site, to prevent drain-down effects. The laid material is to be let to cure for minimum of 4 hours and during this duration the lane is to be closed from traffic.
![](http://4.bp.blogspot.com/-m6IWbA9DI6Q/UV92PFTWLyI/AAAAAAAAADE/7HevTVPdawA/s1600/lmd3.jpg)
Labels:
pavement,
water crossing
Porous Asphalt
Posted by
Engineer Malaysia