Site
Inspection Summary
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Contract No. |
HY/2008/09 (Between Island House
Interchange and Ma Wo) |
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Date: |
1
February 2012 |
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Time: |
9:00 |
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Inspection No.: |
203 |
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Nil |
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Follow
Up Observation |
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Nil. |
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New
Observation |
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Nil. |
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Nil |
Site
Inspection Summary
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Contract No. |
HY/2009/08 (Between Ma Wo and Tai Hang) |
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Date: |
2 February 2012 |
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Time: |
14:00 |
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Inspection No.: |
204 |
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Nil |
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Follow
Up Observations |
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1. |
Stagnant water accumulated inside
the drip tray near W49 was cleared. (Closed) |
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New
Observation |
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2. 3. 4. |
Mud trails were found on ground at the exit point
near NLKP 9. The Contractor was reminded to clear up the mud trails and
provide measure to ensure the vehicles bodies and wheels were kept clean of
deposited silt before leaving the site. Oil stains were observed on the ground at NLKP 7. The Contractor was
reminded to clear the oil stains. Reminder The Contractor was reminded to provide regular
water spraying or tarpaulin sheet coverage to the exposed soil
surfaces/slopes at NB42 to minimize dust impacts. |
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Nil |
Site
Inspection Summary
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Contract No. |
HY/2009/08 (Between Ma Wo and Tai Hang) |
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Date: |
9 February 2012 |
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Time: |
9:00 |
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Inspection No.: |
205 |
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Nil |
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Follow
Up Observation |
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1. 2. 3. |
Mud trails on ground at the exit point near NLKP 9 were cleared and
tarpaulin sheet coverage was provided at the exit point. (Closed) Oil stains on the ground at NLKP 7 was removed. (Closed) Regular water spraying and tarpaulin sheet
coverage were provided at NB42. (Closed) |
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New
Observation |
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4. 5. 6. |
Dusty construction material was found placed on
ground at W65b. The Contractor was reminded to remove the dusty construction
material to avoid fugitive dust spreading. Sound insulation material wrapping at the
breaking tip at W65b should be improved. The Contractor was advised to
completely wrap the breaking tip of the breaker with sound insulation
materials. Stagnant water with silt and weeds were observed
inside the u-channel at S34. The Contractor was reminded to remove the
stagnant water with silt and weeds inside the drainage channel to maintain
the drainage system properly. Also, sand bag should be provided to intercept
the silt to prevent muddy water discharge to the public drainage. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2008/09 (Between Island House
Interchange and Ma Wo) |
|
Date: |
10
February 2012 |
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Time: |
14:00 |
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Inspection No.: |
206 |
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Nil |
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Follow
Up Observations |
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Nil. |
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New
Observations |
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1. |
Exposed soil
stockpile was observed stored up at S15. The Contractor was reminded to cover
up the exposed soil stockpile with tarpaulin sheet to minimize the fugitive
dust arising. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2008/09 (Between Island House
Interchange and Ma Wo) |
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Date: |
15
February 2012 |
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Time: |
9:00 |
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Inspection No.: |
207 |
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Nil |
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Follow
Up Observation |
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1. |
Exposed soil
stockpile at S15 was covered up by tarpaulin sheet. (Closed) |
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New
Observations |
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2. |
Cement was observed on the ground at W8. The
Contractor was reminded to clear it up or spray water on the cement. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2009/08 (Between Ma Wo and Tai Hang) |
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Date: |
16 February 2012 |
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Time: |
14:00 |
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Inspection No.: |
208 |
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Nil |
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Follow
Up Observations |
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1. 2. 3. |
Dusty construction material placed on ground at W65b was
removed.(Closed) Sound insulation material wrapping at the breaking tip at W65b still
need further improvement. The Contractor was advised to completely wrap the
breaking tip of the breaker with sound insulation materials. (Follow-Up) Stagnant water with silt and weeds was removed and sand bag was
provided inside the u-channel at S34.
(Closed) |
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New
Observations |
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4. |
Vegetation wastes were found accumulated along
the site boundary at W56. The Contractor was reminded to clear up the vegetation
wastes to keep the site in a tidy condition. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2008/09 (Between Island House
Interchange and Ma Wo) |
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Date: |
22
February 2012 |
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Time: |
9:00 |
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Inspection No.: |
209 |
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Nil |
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Follow
Up Observation |
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1. |
Cement on the
ground at W8 was sprayed with water. (Closed) |
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New
Observations |
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Nil. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2009/08 (Between Ma Wo and Tai Hang) |
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Date: |
23 February 2012 |
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Time: |
14:00 |
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Inspection No.: |
210 |
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Nil |
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Follow
Up Observations |
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1. |
No breaking works was carried out at W65b. The Contractor should
completely wrap the breaking tip of the breaker with sound insulation
materials before carry out rock breaking works. (Closed) |
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2. |
Vegetation wastes accumulated along the site boundary at W56 was
cleared up. (Closed) |
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New
Observations |
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3. 4. |
Substandard wastewater was found
discharging at W51. The Contractor was recommended to clear the deposited
silt regularly and provide additional sand bags around the sump pit to
prevent overflowing of untreated water. Regular review and monitoring on the
drainage system should be carried out to ensure the drainage system is
properly maintained. Two chemical containers were
placed on ground without drip tray at W38. The Contractor was reminded to
provide drip tray to the chemical containers on site. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2008/09 (Between Island House
Interchange and Ma Wo) |
|
Date: |
29
February 2012 |
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Time: |
9:00 |
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Inspection No.: |
211 |
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Nil |
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Follow
Up Observation |
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Nil. |
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New
Observation Nil. |
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Nil |
Site
Inspection Summary
|
Contract No. |
HY/2009/08 (Between Ma Wo and Tai Hang) |
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Date: |
29 February 2012 |
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Time: |
14:00 |
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Inspection No.: |
212 |
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Nil |
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Follow Up
Observation |
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1. 2. |
Additional pumping system was provided to the sump pit at W51.
However, the mitigation measures provided to the drainage system still need
to improve. The Contractor was recommended to
provide additional sand bags around the sump pit to prevent overflowing of
untreated water. (Follow-up) Two chemical containers placed on ground without drip
tray at W38 were removed. (Closed) |
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3. 4. 5. |
New Observation Desilting facility near Bridge
15 AP4 should be improved. The Contractor was recommended to install
additional inlet pipe to the sedimentation tank for the wastewater collection
from the desilting pit to prevent overflowing of untreated water from the
desilting pit in coming wet season. Exposed slope near Bridge 15 AP4 was incompletely
covered with tarpaulin sheet. The Contractor was reminded to cover up the
exposed slope with tarpaulin sheet completely or provide shotcreting to
prevent generation of silty surface run-off. Mud and silt accumulated inside the u-channel and
mud trails were observed on ground at Bridge 15 AP4. The Contractor was
recommended to clear the mud inside the u-channel and provide sufficient sand
bag/bunding to intercept the muddy surface run-off before discharge. Mud
trail on ground should be cleared and regularly review the drainage system to
ensure the drainage system is properly maintained. |
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Nil |