Sandy L Add(1)/PP-DR 900927DRC DATE:
REVI'EW OF:
CITY OF COPPELL
PUBLIC WORKS
ENGINEERING DIVISION
ro P'r. 27, tqqo
BY:
~hohre Dancshman~, Phone ~f 462-8495
PRELIMINARY PLAT AND PLANS:
A. Please make the following additions and/or corrections to the
preliminary plat, as marked:
1) - The names and zoning of adjacent properties, names on
' record of owners of adjoining parcels.
/' The location, widths and names of all existing and
2) -
proposed streets, easements, fire lanes or other public
ways within or adjacent to the tract.
3) - Existing and proposed zoning of. the site and the
surrounding properties.
./
4) Topography of the site (intervals of 5 feet or less,
referred 'to sea level datum).
5)
Per Floodplain Management Ordl. nance 4~:87390, (Art. 5, Sec.
C, Item 4, Page 34), all subdivision proposals must have
the' following no'~-e placed on the preliminary and final
plats.
"Floodplain Dove].opment Permit Application No.
has been filod wU'th 'the City of Coppell Floodplain
Administrator on , 19 ..
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(Floodplain Administrator)
(Date)
- No Comment.
The following information, as marked, is required to be
contained in the preliminary engineering plans.
'. Submit preliminary engineering plan~.
The .plans shall show existing structures, utilities,
sewers, water mains, culverts, power poles, telephone
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The following in~orma%ion, as marked, is requirud to be
oontained in the final construction plans of the above
proJect~
ProvJ. de final construction plans, simultaneously 'with
final plat submittal. Final plans must have a cover
sheet, detailed design plans, and standard detail sheets.
A.cover sheet, for final construction plans shall include
· ~he following:
* Name Of the project
* Owner's name and address
* Engineer's name and address
* Ancchitect's name and address
* Vicinity map
* Index list, covering all pages included in the set
* "Plan Approval Paragraph", see attached
Detailed final construction plans shall contain 'the
following:
* All required street paving plans and'profile sheets.
* .All required storm drainage plans and profile sheets.
* All required alley paving plans and profile sheets.
* A complete and accurate drainage area map and
detail 'grading plan. '
* All required letters of permision from adjacent
Ail required water and sewer engineering plans.
- Provide barricading plans.
- Provide trench safety, sealed by a registered engineer
. in the State of Texas.
Delineate proposed and existing water, distribution system
.and pipe sizes.
Delinea'~e proposed and existing sewage collection system
/,~ and pipe sizes
Provide a'Drainage Area Map covering two parts:
a) show On-site Drainage Map, on a scale of 1" TM 20',
40'. 50' etc. . ' with all details.as required in
the Subdivision 6rdinance;
b) show the Off-site Drainage Map, on a scale 1" = 100',
200', etc .... Delinea'ue 'the project's boundary on
it, plus 'the less detailed drainage system, to clearly
demonstrate the affect of such activities, drainage
outfal].s, on 'the adjacent properties and 'the Drainage
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all storm sewer systems must be designed for 100-year
design frequency. Technical Paper 40 should be used to
compute rainfall intensities, as per the-Subdivision
Ordinance, (Appendix "i", Page 30).
Show the hydraulic calculations for each portion of the
storm system on. the profile, such as pipe size, Q100
(cfs), Qc (cfs), S, v (FPS) etc... .
All logs within or adjacent to the 100-year Floodplain
shall have the lowest floor elevation for each building
site shown on the site grading plans. '.
i permanent bench mark must be established with in a
subdivision development, see attached Floodplain
Development checklist.
Each sheet of the plans shall contain a title block' and
consistent page numbers.
Ail appropriate fees as per subdivision ordinance must
, be paid.
Delineate a Revision block on 'each sheet. Revision
dates must be shown on each sheet with Engineer's .
initials next to them.
All above comments must be addressed, prior to Staff's
'recommendation for approval of the final plat and plans.
= . ProVide a written response on all comments with
explanations provided on items not addressed as
requested above.
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DRC/COMMENTS/ENG/FINAL
SD/bb
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