Amberpoint BP-CS020215· ,, Halff Associates
Ill
ENGINEERS · ARCHITECTS · SCIENTISTS
PLANNERS · SURVEYORS
8616 NORTHWEST pLAZA DRIVE
DALLAS, TEXAS 75225
(214) 346-6200
FAX (214) 739-0095
Gary Johnson, P.E.
Assistant City Engineer
255 Parkway
Coppell TX, 75019
February 15, 2002
RE: Amberpoint Business Park At Coppell, Bldg. 1
Response to Construction Plan Review Comments
Dear Mr. Johnson:
We have reviewed the comments dated February 11, 2002 regarding the above stated
plans. We have addressed the comments as follows:
Sheet CPPO1
1. We have added a note instructing the contractor to install redwood expansion
joints at the drive approaches per City of Coppell standards.
2. We have modified general note #3 per our letter submitted February 7, 2002
addressing concrete strength and sub-grade preparation.
3. We have moved the barrier free ramps to align with the stamped concrete in the
drive approaches.
4. We have added a note stating that the stamped concrete at the approach is
Bomanite Integral color with Bomanite gray release.
Sheet CGPO1
1. We have added spot elevations near the northeast comer of the building as
requested
2. We have added a spot elevation at the northwest end of the middle drive as
requested
3. All drive approaches have been coordinated with the road plans. We have
revised the road plans to reflect the elevations shown on this sheet.
Sheet CDAO1
1. We have labeled all laterals and mains on site and serving the site.
DALLAS · FORT WORTH · HOUSTON · McALLEN
TRANSPORTATION · WATER RESOURCES · LAND DEVELOPMENT · MUNICIPAL · ENVIRONMENTAL ° STRUCTURAL
MECHANICAL ° ELECTRICAL · SURVEYING · GEOGRAPHIC INFORMATION SYSTEMS
ARCHITECTURE ° LANDSCAPE ARCHITECTURE · PLANNING
III
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ENGINEERS ° ARCHITECTS ° SCIENTISTS
PLANNERS ° SURVEYORS
Gary Johnson, P.E.
February 15, 2002
Page 2
2. We have revised the drainage as requested.
Sheet CDA02
1. We have revised the numbering of this sheet as requested.
2. All Drainage area designations now match the Northpoint Drive plans.
Sheet CSDO1
1. There are no plans to subdivide Lot 1 at any time.
2. We now show the Type B manhole from the Northpoint Drive plans at the
junction of the 66", 54", and 42" pipes. We have also added a Type B manhole
to the 36" RCP at the property line.
Sheet CSD02
1. We have revised the drainage design as requested.
Sheet CWWO1
1. All sewer lines serving the adjacent property are now 8" diameter pipe.
2. We have removed the 8" clean out along the main line
3. We have moved the 8" lateral serving the property to the north out of the right-
of-way and utility easement as requested.
Sheet CWW02
1. We have moved the 8" lateral serving the property to the north out of the right-
of-way and utility easement as requested.
2. The manhole at station 6+60 is now a 5' diameter manhole.
3. We have added vertical and horizontal scales to all profile sheets.
· ,- Halff Associates
ENGINEERS ° ARCHITECTS · SCIENTISTS
PLANNERS · SURVEYORS
Gary Johnson, P.E.
Febmary 15, 2002
Page 3
4. We have added a note to refer to roadway plans for the connection of the 12"
waterline.
Sheet CEC02
1. We have revised the stabilized construction entrance detail as requested.
We have also addressed other minor comments throughout the plans that are not
addressed in this letter. If you have any questions please do not hesitate to call me at
(214) 346-6324.
Sincerely,
Jaime R. Beard, E.I.T.
Cc: Jim Gaspard, Transwestem Commercial Services