Drainage Services Department
Drainage Project Division
Contract No. DC/2007/01
Contract Title: Drainage Improvement Works in
Ki Lun Tsuen, Kwu Tung, Ma
Tso Lung and Sha Ling
(August 2011)
Drainage Projects Division
Drainage Services Department
Channel MTL01 Channel FTA04
(Portion B ) (Portions E & E1)
Channel KTN03
(Portion G)
Works Area
(Portion A)
Channel NTM04
(Portions C, C1 & C2) Channel KTS01 & KTSR1
(Portion D)
Drainage Projects Division
Drainage Services Department
General Description of Works
Sha Ling FTA04 covers 0.5km long proposed drain. The outstanding works in Portion E1 are in progress.
(Portions E & For Portion E, the trenchless excavation works from MH5 to MH4A was completed and from MH6
E1) to MH7 is in progress (about 45m/80m long so far).
Ma Tso Lung MTL01 covers 0.5km long Gabion channel and 2 box culverts. Gabion channel construction work
(Portion B) is continued. Around 473m long Gabion walls and 440m/512m long mattress channel bed were
installed. Box Culvert No. 1 was cast and construction of Box Culvert No.2 is in progress.
About ??m long permanent sheet-piles wall was installed.
Ki Lun Tsuen NTM04 covers 1km long channel and 6 box culverts. TTA for construction of Box Culvert No. 5
(Portion s C, C1 (stage 2) was implemented. About 302m/426m long rectangular and 223m/442m long Grasscrete
& C2) channels were cast and 228m long is under construction.
Shek Tsai Leng KTN03 covers 0.37km long channel and 2 box culverts. The substantial completion certificate
(Portion G) dated 4 January 2011 was issued. Outstanding backfilling works, installation of railing and minor
works at bank level are on-going.
Ying Pun KTS01 & KTSR1 cover 0.75km long rectangular channel and 4 box culverts. Total 481m/540m
(Portion D) long rectangular channel was cast and 49m long is under construction. The 900 U-channel and
manhole MH7A at KTSR1 were cast. Access Ramp Nos.1 & 2 were cast. Construction of jacking
pit at downstream side and temporary steel decking at upstream side of Box Culvert No.2 are in
progress.
Chuk Wan In Portion A area, maintenance of the Contractor’s Accommodation and the ERs’ office is continued.
Street
Drainage Projects Division
Drainage Services Department
Programme of the Works
Section of Portion Commencement Original Accumulative Extended Actual Remarks
the of the Date Completion Date EOT Granted Completion Completion
Works Site (Days) Date Date
31/8/2009 24/6/2010
1 E1 28/11/2008 29/7/2009 32.5 Channel FTA04
(noon) (Actual)
30/6/2011
2 E 28/11/2008 28/9/2010 78.0 15/12/2010 Channel FTA04
(Actual)
C, C1 & 20/1/2011 30/6/2011
3 28/11/2008 28/9/2010 113.5 Channel NTM04
C2 (noon) (Actual)
Channel KTS01 &
4 D 28/11/2008 28/9/2010 91.0 28/12/2010 -
KTSR1
1/2/2011 11/5/2011
5 B 28/11/2008 28/9/2010 125.5 Channel MTL01
(noon) (Actual)
4/1/2011
6 G 28/11/2008 28/9/2010 98.0 4/1/2011 Channel KTN03
(Actual)
All of the Works
1/2/2011 other than those to be
7 A 28/11/2008 28/9/2010 125.5 -
(noon) executed under
Section 1 to Section 6
The completion of the Works in term of expenditure was estimated about 71% of the Contract Sum based on the IP
No. 33 (included CPF & Retention).
Drainage Projects Division
Drainage Services Department
B
A
Channel MTL01 at Ma Tso Lung (Portion B)
Drainage Projects Division
Drainage Services Department
View A – Ch140 (looking downstream), excavation for construction of
remaining gabion channel at Ch140 to Ch165
Drainage Projects Division
Drainage Services Department
View B – Ch450 (looking downstream), construction of maintenance
access and granite facing wall at Ch450 to Ch530
Drainage Projects Division
Drainage Services Department
E
D
C
Channel NTM04 at Ki Lun Tsuen (Portion C)
Drainage Projects Division
Drainage Services Department
View C – Ch900 (looking downstream), construction of
maintenance access ramp at Ch920 to Ch940
Drainage Projects Division
Drainage Services Department
View D – Ch600 (looking upstream), construction of
Grasscrete channel from Ch500 to Ch600
Drainage Projects Division
Drainage Services Department
View E – Ch200 (looking upstream), completed rectangular channel
from Ch150 to Ch200
Drainage Projects Division
Drainage Services Department
I
H
G
F
Channel KTS01 & KTSR1 at Ying Pun (Portion D)
Drainage Projects Division
Drainage Services Department
View F – Ch100 (looking downstream), construction of
access ramp no. 1 from Ch100 to Ch150
Drainage Projects Division
Drainage Services Department
View G – Ch290 (looking upstream), construction of Box Culvert. No. 2
Drainage Projects Division
Drainage Services Department
View H – Ch A+80 (looking downstream), jacking of 1650 dia. Pipe
across Fan Kam Road
Drainage Projects Division
Drainage Services Department
View I– Ch560 (looking upstream), construction of
maintenance access ramp 2 from Ch520 to Ch560
Drainage Projects Division
Drainage Services Department
J
K
Channel FTA04 at Sha Ling (Portion E)
Drainage Projects Division
Drainage Services Department
View J – Ch100 (looking upstream) – implemented TTA for construction of
manhole MH4 & MH4A
Drainage Projects Division
Drainage Services Department
View K – Ch 220 (looking upstream), completed road
reinstatement from MH5 to MH6
Drainage Projects Division
Drainage Services Department
L
M
Channel KTN03 at Shek Tsai Leng (Portion G)
Drainage Projects Division
Drainage Services Department
View L – Ch100 (looking downstream), rectangular channel side
backfilling completed from Ch100 to Ch160
Drainage Projects Division
Drainage Services Department
View M – Ch230 (looking downstream), construction of maintenance
access from Ch230 to Ch280