Northlake WE P10B-CS 940422 (2)Mr. Richard Hovas
Don A. Tipton, Inc.
6330 Belt Line Road, Suite C
Garland, TX 75043
RE: Notihlake Woodlands Phase 10B
Construction Plans
The City of Coppell has received and reviewed the referenced plans and has the following
comments to offer:
1. Show the correct number of lots proposed for this subdivision on the plat.
2. Ken Griffin, City Engineer, and myself reviewed the drainage plans and have the
following comments:
a) Contact the City Engineer for approval of the use of Hydro 3:5,
b) Check capacity of existing storm sewer system located in MacAnhur Blvd.,
c) Show area and Q for the drainage area circled on the drainage area map,
d) Show drainage area at the inlets located near the intersection of Condor Drive and
Willet Drive as indicated on drainage area map,
e) Pick up water in inlets on Falcon Lane before it enters Condor Drive. Also, pick up
water in inlets on Redwing Drive and its alleys before they enter Willet Drive.
3. Profile for Condor Drive on Sheet 7 is labeled incorrectly.
4. On Sheet 9, label the profiles as indicated.
5. Make corrections as indicated on Sheet 10.
6. Show Hydraulic Grade Line for Storm Sewer "Line C". Also, the wrong pipe size is
shown in a section of "Line
7. Concrete encase drop manhole on sanitary sewer "Line A" (See City Standard Details).
8. Address the concerns pertaining to 'Alley D" (Sheet 11) in regards to the removal of
existing entrances. Also, the homeowners on Dublin and Bethel School Road need to be
contacted regarding the changes of alley entrances. It should be noted that these
homeowners should have access to the rear of their homes at all times.
9. Reset guardrail barricade at the east end of Bethel School Road which will be constructed
in Phase A.
There are various other minor comments throughout these plans. Once these comments have
been addressed, the revised set of plans should be resubmitted to the City of review. If you
should have any questions concerning these comments, please feel free to contact me at your
Sincerely
Michael A. Martin, E.LT.