Gatew-1.4/FP-CS 900525 GINN, lNG. CONSI, LTING EN(;INEERS
PLAT/PLAN REVIEW MEMORANDUM
HAY 2 5 BgO
Date: May 25, 1990 "\ ~
To: City of Coppell Public Works Department ~ ....... :
From: John C. Karlsruher, P.E. ~-~' '
Re: Review Comments for the Final Plat and Engineering
Plans - Gateway Business Park Addition - 2nd Review
FINAL PLAT:
No comments
PAVING PLANS:
1. Specify concrete pavement thickness and strength to avoid
confusion due to the design of non-standard streets.
2. Sheet P-3: Will there be conduits installed prior to paving
for irrigation services to the median? If so, please show
on plans (paving and drainage).
3. Same as #2 for Sheet P-4.
WATER AND SEWER PLANS:
1. Show pipe sizes adjacent to water lines and sewer lines.
2. Street crossings must be accomplished by means other than
open cutting.
3. Show 16" water line crossings in sanitary sewer profiles,
not 12".
4. Eliminate drop in manhole at Station 20+80.79, Line "A".
5. Use concrete encasement at sanitary line "B" at Sta. 6+80 on
12" water line.
6. Show details of 12" water line at Station 31+25 in Gateway
Blvd. (ie. restraining glands, thrust blocking, etc.).
Refer to City of Coppell Standard SD-8.
7. Show concrete encasement on water lines as marked on Sheets
WS-3, 4.
17103 Prcston P, oad · St,itc I00 · I.B 118 · l)allas, lcxa,, 75248 ®Phonc 214/248-4900
DRAINAGE PLANS:
1. Open channels must be maintained by property owner.
2. Show all water line and sewer crossings on profiles.
3. Show 16" water line in Gateway Blvd.
4. No open cutting of streets is allowed for storm sewer
crossings.
LANDSCAPE PLANS:
1. Landscape and berms are not allowed in the public right-of-
way. Parkways are reserved for sidewalks and utilities.
Maximum slopes in parkways is 1/4" per foot.
2. Show conduits for street crossings on Sheet 1R-5 and on
paving plans.
3. Comply with notes on Sheet 1R-5 regarding meters, valves and
controllers.
The marked up plans are transmitted via copy of this memorandum
to the applicant's Engineer. All City mark-ups must be returned
with corrected plans.
cc: Gary Sieb Taryon Bowman
Pat Acker, Albert H. Halff & Assoc., Inc.