Park West CC(16)-CS 910313~~`~ `~ c~
DONALD E. DAVIS D
CONSULTING ENGINEERS ~ ` ,
5506 COCKRELL HILL ROAD
DALLAS, TEXAS 75236
OFFICE: (214) 337-2332 ~`
FAX: (214) 337-2338
MARCH 13, 1991
SHOHRE DANESHMAND
CITY OF COPPELL
DEPT. OF PUBLIC WORKS
255 PARKWAY BLVD.
P.O. BOX 732
COPPELL, TEXAS 75019
RE: PARK WEST COMMERCE CENTER
ENTERPRISE DRIVE
C1190043.ASD
THIS LETTER IS A REQUEST TO MAKE A CHANGE IN THE STORM DRAINAGE DESIGN. ON
LINE "H" - STATION 16+09.67 TO STATION 16+79.67 - THERE IS AN EXISTING 42 INCH
RCP. THE PLANS INDICATE THAT AN EXCAVATION IS TO BE MADE PARTIALLY ACROSS
AIRLINE DRIVE IN ORDER TO REPLACE THIS EXISTING 42 INCH RCP WITH A PROPOSED 48
INCH RCP.
I WOULD LIKE TO LEAVE THE 42 INCH RCP IN PLACE. INCLUDED IS A DRAWING OF THE
STORM DRAIN PLAN AND PROFILE - WHICH INDICATES THE 42 INCH RCP IN PLACE AND
SHOWING THE RESULTING HYDRAULIC GRADIENT TO BE ACCEPTABLE.
I WOULD LIKE TO MAKE THE CHANGE. IN ORDER TO PREVENT SOME STREET EXCAVATION AND
PATCHING. ALSO, I WOULD LIKE TO AVOID EXCAVATING AROUND THE EXISTING PRIMARY
ELECTRICAL LINE, THE EXISTING 10 INCH SANITARY SEWER LINE AND AN EXISTING
SECONDARY ELECTRICAL LINE SERVING THE STREET LIGHTS.
YOUR URGENT CONSIDERATION IS REQUESTED IN THIS MATTER.
~~~~~
DONALD E. DAVIS
CONSULTING ENGINEERS
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CC: DON MILLS