Preliminary Grading Plan4
_ I
4
/
30~
EX}
E:x 21' R~
-% ), E× !8" RCP
BURNS STREET
(aa' now)
24' F1REF_.ANE-- -
ContrQctor Shall Connect
18' RCP to 2~" RCP
FL = 50~..ql
BENCH MARK
Bench Mark
T.B.M.
Temporary Bench Mark
Single
W?ngwalls
512
,' 0 ~.
i
0 10 20 40 80 120
SCALE: 1" = 40'
Grading Notes
1. Contractor shall verify all dimensions on the
ground prior to construction and notify architect
and engineer :mmediately of any discrepancies
2. Contractor shall obtain all necessary permits
and inspections by permit:lng entitles for
construction and any costs for such permits and
inspections shall be paid for by the contractor
3. Contractor shall provide all necessary safety
'devices and traffic control measures for the
orotection of the public durlng the construction
period
4. Ail proposed contours and spot elevations are
to fln[shed grade
NOTE:
1. ALL EARTHWORK TO BE IN ACCORDANCE WITH
~EOTECHN,CAL !N~ESTGAT~ON PSS
OFFICE/WAREHOUSE SOUTHWEST CORNER OF
GATEVIEW BOULEVARD AND ROYAL LANE
COPPELL, TEXAS" PREPARED BY: REED
ENGINEERING, PROJECT NO. 95,39, ,JANUARY 200.3
WARNING TO CONTRACTOR:
CALL 1-800-344-8377 OR OTHER UTILITY LOCATING
SERVICES 48 HOURS PRIOR TO CONSTRUCTION ACTIVITY.
JONES & CARTER, INC. IS NOT RESPONSIBLE FOR
KNOWING ALL EXISTING UTILITIES OR DEPICTING EXACT
LOCATIONS OF UTILITIES ON DRAWINGS.
GENERAL 'UTILITY NOTE
All existlng ut!lit/ data is provided for information only.
Although this data is shown as accurately as possible, the
contractor is cautioned that the owner and the engineer
neither assumes nor implies any responsibility for the
~ccuracy of this date. It shail be the contractor's
responsibility to contact the utility affected and verify
these locations and elevations prior to construction.
City' of Coppel/
LONE STAR GAS
ONCOR ENERGY SERV1CES
Southwestern E~el! Teiephone Co.
(972) 471-2251
(800) 8~7-8090
(800) 546-.35,3.3
(972) 2,34-7028
5yr. To 1
CAUTiON-NOTICE TO CONTRACTOR
THE CONTRACTOR IS SPECIFICALLY CAUTIONED THAT THE LOCATION
AND/OR ELEVATION OF THE EXISTING UTILITIES AS SHOWN ON THESE
PLANS IS BASED ON RECORDS OF THE VARIOUS UTILITY COMPANIES AND
WHERE POSSIBLE MEASUREMENTS TAKEN IN THE FIELD. THE INFORMATION
IS NOT TO BE RELIED ON AS BElNG EXACT OR COMPLETE. THE
CONTRACTOR MUST CALL THE APPROPRIATE UTILITY COMPANY AT LEAST
48 HOURS BEFORE ANY EXCAVATION TO REQUEST EXACT FIELD LOCATION
OF UTILITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO
RELOCATE ALL EXISTING UTILITIES WHICH CONFLICT WITH THE PROPOSED
IMPROVEMENTS SHOWN ON THE PLANS.
Pre Developed
Post Developed
Area (acres) 1.5 Area (acres) 6.35
Tc (min) 10 Tc (min) 10
I 3.56 1(100) 8.88
C 07 C 0.73
O (100) 3.74 Q (100) 41.16
Storm Duration Intensity Peak Flow Inflow Outflow Storage
10 8.88 41.16 24698 2243 22,455
15 7.56 35.04 31540 2804 28,736
I
20 I 6.90 31.98 38382 3364 35,018
30 5.80 26.89 48395 4486 43,909
40 4.90 22.71 54513 5607 48,906
50 4.40 20.40 61189 6728 54,460
60 3.96 18.36 66084 7850 58,234
70 3.60 16.69 70089 8971 61,118
80 3,25 15.07 72314 10093 62,221
90 2.90 13.44 72592 11214 61,378
Design Storm in Bold
DETENTION SUPPLIED = 68,125 FT3
EXIST1NG
LEGEND
PROPOSED
x 517.00
9C
PC
WATERLINE W/TAPPING SLEEVE & VALVE
SANITARY SEWER W/MANHOLE
CONTOURS
STORM SEWER w/ MANHOLE
STORM SEWER w/ iNLET
\
TOP OF CURB ELEFATiON
z~ 4/'18/05 SUJ3MITED FOR P&Z HEARING TMS
5/19/05 SUBMITED FOR DRC REVIEW TMS
NO. DATE REVISIONS APP.
PRITCHARD ASSOCIATES
2501 STATE STREET
DALLAS, TX 75201-2031
LOT 1R BLOCK 3-COPPELL COMMERCE
CENTER
PRELIMINARY GRADING Plan
JE ~fONES & CARTER, INC.
Cons~t~ng £ng~.neers
3030 I~B~' Freeway, Sm~ 910 Da~.a~, Texas 75~34 (97:8) 488-3880
SCALE: 1" = 40' DON. BY: BAJ
DATE: MARCH 2005 DWN. BY: MAR
JOB NO. D076-002 DWG. NO. -
INTERIM REV1EW
Not intended for constructio,r~,
bidding or permit purposes.
Engineer: THOMAS M. STROH, P.E
SHEET NO.
P.E. Serial No.: 81145 i
Dote: MARCH 20'0.3 I ~
i
OF 3