WA9302A-CS 960306 (2)' ' ~h reek , ,.)'o.c-ob.s & F ink I ecru. 2~61820,I. . P,
SHIMEK, JACOBS & FINKLEA
(:ONSULTING ENGINEERS
833 DOUGLAS AVENUE, #820
DALLAS, TEXAS 75225
Fax Nut lber: (214) 361- 0204 Phone Number: (2.14); 361 -79 0
Datc:. . Receiving Fax Number:
Time: (_ )
Number es Transmitted this one)
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e number o[ pages d for arc not received or ar~ not cl~r please call (214) 161~7900.
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Sh mek, Jc~cobs & Fink lea 2145610264 P.e2
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SHIMEI ., JACOBS & FIN EA '
CONSULTE 4G ENGINEERS
__~j ~;~ 8333 Douglas ~ ,venue, ~820 Dallas, Texas 75225 (214)' 361,
ROS$./ACOBS. P.E,
RONA ,D V. C NWAY, P.E.
: ' lee R
: * OAR~~C. MEN~RICKS,
: March 6, ] 996
C_ L, HIMEK, P.E
1 C. F NKLEA. P,E.
/AME ELAu ~LIN P E
N ~ T~xas Municipal Construe on Co., Inc.
Dyer Street
ts, exas 75206
y of Coppoll
~illage Parkway Pump St~ Hen Addition
Electrical Duct Bank Relo. ation
~/g hay ~,fid measured the Iota~ ..... '
e ao ~rth
~cs~sdected, the duct bank is in conflict with the proposed construction, We are a~achin8 a ;dra~ing; titled
";' ~ ' ' 2"jl~/i~ ~ e measured location of the electrical duct bank,
h t h r F this critical circuit, we have investigated alternative pump station layouts
tl ~at ~o~ rid allow us to leave the (xisting duct bank in place. The a~ached drawing shows Pump No. 6, and al
a ~sc ~ial ~ piping shifted 4-feet t~,the west. The pomp is also revised to a right hand drive ur(it raihe~ than a
l~ ..ft i~an J unit as originally desigf ed. Although it appears this layout would allow the City to leav~ the eXistin~
d ac ~bam ~k in pla~, several conc[ssions have to be made in the design. For example, the access deer have to
bs r~du,;ed to 8-feet in width, ~ pump suction lines shifted to within 18-inches of the now narro~er access
d ~o ', af additional foundation pi ~r is required, additional grade beam reinforcing is required; and 'mog;t
gn i~6 mtly, clear, unobstructed access to the motor for Pump No. 6 is eliminated.
ft~::r reviewing the modi~catior s necessary to allow the electrical duet bank to remain
g~e?te~ us to investigate the dox 'n time required to relocate the electrical service. This pump station
prm try source of water sopply ~
c~e~ te' storage tank ~vith a eap~ .city of 1.5 million gallons. During the maximum daily water dem~d
:[ ~ be off-line for even a brief period of time.
t~c assistance of your elect ical sub-~ntractor, we have evaluated the work and coordinafioh ~ffo~
: service. It was th~ opinion of you electrical subcontractor ihat ~c v'ce coul~
- dre~ to relocate the ~lcctrica. r
t k a vi i~ s
Sh i reek , Jc~Gobs ~ I= ink I ec~ 2 1486 10204 P
N~rtl) ~ '~
' ' T~ xas Municipal Construct on Co-, ln~.
mh 6~ 1996
d they believe with c~ "
eful coordination the water distribution system can be operated (vith6ut'
V Ita~e ~arkway Pump S~ation fo a period not to exceed 6 hours. : : ~
Plea. e p oceed ith the work req~ ircd to relocated the existing electrical service as provided in th~ contract
decnine ts Ibr this project. Prior :o beginning any work on the relocation, please submit your plan' of work
t~ : ~ot be energized using either the existing or new electrical servic~ witbib 6
hc urn: a~ cr the switch over begins Again, this work must be closely coordinated with the City of CoppeWs
D re~ .tor of Utilities.
If yo~ h~ ve any questions or need additional information, please do not hesitate to contact us. ~
Sincerely Yours,
E~ tclosuje Gary C, Hendricks, P.E.
! Ndr. Ken Griffin, P.E.
CC .
' Mi. Ted Dtltt
M r. Larry Davis