| Retrofitting of Noise Barriers on Tam Kon Shan Road, Tsing Yi |
| Retrofitting of Noise Barriers on New Clear Water Bay Road |
| Retrofitting of Noise Barriers on Po Shek Wu Road |
| Retrofitting of Noise Barriers on Chai Wan Road |
| Retrofitting of Noise Barriers at Island Eastern Corridor near Heng Fa Chuen |
| Retrofitting of Noise Barriers on Castle Peak Road (Ping Shan Section) |
| Retrofitting of Noise Barriers on Jockey Club Road and San Wan Road near Fanling Wai |
| Retrofitting of Noise Barriers on San Tin Highway |
| Retrofitting of Noise Barriers on Po Lam Road North and Po Ning Road |
| Retrofitting of Noise Barriers on Po Lam Road North (near King Ming Court) |
| Retrofitting of noise barriers on Tuen Mun Road (Town Centre Section) |
| Retrofitting of noise barriers on Tuen Mun Road (Fu Tei Section) |
| Retrofitting of noise barriers on Tai Po Tai Wo Road near Po Nga Court |
| Retrofitting of Noise Barriers on Long Tin Road |
