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ST8807-CS 880303~330 Union Station Dallas, Texas 75202 (214) 748-6740 Metro--263-5428 [] One Memorial Place Ste. 375 7633 E. 63rd. Place Tulsa, Oklahoma 74133 (918) 250-2621 [] Sundance Square 120 West Third Street, Suite 210 Fort Worth, Texas 76102-7401 (817) 332-2074 [] 208 West 4th Street Austin, Texas 78701 (512) 472-4214 LETTER OF TRANSMITTAL WE ARE ENCLOSING: No Copies Description For Your Use For Your Approval As Requested Approved as Noted COPY TO: SIG LOWER 16" CONCRETE CYLINDER WATER LINE EXHIBIT "A" DESCRIPTION: _ 1. Lowering of the existing 16" concrete c~linder wat.Vline to clear the proposed 10'x 5' culvert. Wiping the.i~-side of alJ~.p, ip~with a .1% 2. Notifying Minyard's, the City of CoPpeil (Steve Morton at ~62-8~95) and Texas Stock Tab in writing at=l~st one week prior to affecting ~ their weekend water service. 3. Constructing, maintaining and removal of the temporary between Minyard's 4" service line and 10" fire line. Removing this temporary connection in Steve Mortoms presence. Plugging the tapping valves and returning 'the site to original conditions. t4. ~structing, maintaining and removal :of a temporary detour to_~3wer the~16, concrete cylinder .water. line: AIIow!n~q~.m~..Imum. at. all times of o~f~en foot lane each directS, north.bound .side F~t~ree action 5, -Draining the eXisting .10".'Minyard 'flre-.-line to remove stagnate water into nearby swales. Draining until:~UnPleasant taste, odor and color have dissapated. 6. Refilling the 10" proposed fire line and the 16" concrete cylinder water line for testing by using blow offs or separate taps. Using a double check valve to preclude drawing highly chlorinated water back into the main system. Metering all water used. Providing gallonage to Steve Morton {~62-8q95). There will be no charge to the contractor for the water used in testing. Do not recharge any line by simply opening an in-line valve. 7. Providing all testing and-equipment-necessary to meet City of Coppell testing, requirements.' Arranging for' bacteriological tests and coordinating all pressure tests-with Steve Morton. neting th:t te~s will ~lee eeeo~r.~i3k~d o~ tk~ weel(~;~d. 8. Item ~.~.$,:9. {rqJp, C;Nc: AND STERILIZATION) of tJ, a Specifications paragrRph (ii) ,,]u ~v) u,,dcr £1wj Method are modified as ft, ltuwsT ......... L,;wer' :8" Concrete Cylinder' Ware,' L:ne - Exhibit "A" FeDruary _~5. 1988 I[ ~ ' · ~ ' - '. . I {. 2,.. ,. .l' ' ' '' At a pm~,~ot Zore than 10 feet downstream from the begi"n~ the new main.~ter entering the main shall receive _a d_j;;~of chlorine such that_the wa'~,,r~hall have not less than 500 m~.l~free chlorine. The .chlorine _shall be~lAi~ied continuously and..3eP'a sufficient time to dev.elop _a Solid column or~,4~cj" of chlori.,q~d water that shall expose all interior surfaces to the "s~east 30 minutes. Substitute the following~graPh"~~ _ The heavy--hen be flus~h~Lfrom the main and disposed of ~n specified'l~he City of Coppell~~ I be evenly'~ibuted in ... ~~; tse~laf~;t~ed~aSuCt~;gse ;~al~ e~l; Cues etc~ e b;h ~3h~ n~ oCn~ta~~ i Jmes. SUGGESTED SEQUENCE OF ¢..ONSTRUCTION: 1. Furnish, install and test proposed 10" DI water line, . ,I 2. Flush exist, ng' 10" fire line to remove stagnate water.~./O"-'~ 3. Remove Freeport pavement3Jm~t' excavate to pipel'prior to start of deactivatin9 the 16" concrete cylinder line. il. , Complete temporary ~'~ PVC connection between the existing 4" .domestic service and Minyard's 10" existing fire line within 30 minutes prior to deactivating the 16" concrete cylinder line, line ~:'~lt_~:'O0 .p.m. on Friday Iftlrrlomt. 16".water Ilne:to,~~_bY.. --... ~,00 a.m.~ moe~tng. C°ncrete installations: linl~r fOOt ,tO ::lower the:;:~ concrete.Cyhnder~ to ductlli'' lands withgalvani.zed bolts/nUts preparation. .maentenance, . !:.!: for ali labor including .~, SKIP ~ELD 3 ~ 6.30~ EO'~ ~ TOTAL OE 18;.90 ( C IRCUHEE/ENCE = 56.1G') DRAINAGE B£THE m ' ~Y OF _ , -~ ! iMPROVEMENT L ROAD coPPELI! De $ HAZO STARE"< 'i':l-' 84 c~)N's'T'. -ST~' ''~'~'''iNLET': : TOP LIP 510.00 F.L. 507.~'0 R 0 A C) G" D. ' \ EX. R.C. W X. PIPE HEAD PI E 2- 3 6" EX. BLOWOFF VALVE ~ EX IG" VALVE P V M'T 0+3,5 LINE I · ~ Ex 2 I N LOWERING ATER DI TC.H -"% Ex M°T ~ da. PIPE TO ONSTRUCT ST RUCTURE p. 'CON N. I ,il SAWED BREAKOU l GROOVE FND CON ST. -I LOWER 16" CoNC , ,' REMOVE CONC MEDIAN PVM' I - CUNST. STREE'I tiEA(~Ir_R ir4L t- J¢ I ,,~;L '0 1025. 1+84 0 CURVE I T CONST. 6" 3000 INTEGRAL CURB 1+3 I LINE I ~.x END LOWERII~ ~016" WATER P. C. 0 + 72.1 2 CON ST. IO'X 5' SINGLE BOX CULVERT C'850 BENT SECTION'CAN BE USED IF ANGLES ARE 221/2° OR LESS 15.5' CONS'f. 2.'X 2' CENFL. hi I', L. EAVEOUT IN f"~(,;t'~; MEDIAN PAVE MEN 1' REMOVE EX 8" 3000 /(~"~RI~? ,, P. S. I C.,ONC PVM'T ~O~J -.-~"~ MAINTAIN DRAINAGE DURING CULVERT CONSTRUCTION. FREEPORT PKWY. CAH CLOSED DURING CULVE PAVING OPERATIONS. 'I~EE DETOUR PLAN SHEET 7 ,/7 bJ i,i .~m ~: in'. o"') / I / '0 1+2 I IO'X 5 EIUX cEJI. VER~ I +00 LINE. I IF.," REPLACE CONC. PVM'] I0# OF :5000 PS I REINF CONC LIME STABILIZA FI(hN BE :~QUIRED P. T. b ' lul , co DO NOT OISTURB EX.. *TREES IN MEDIAN ° 17 'B.M. T.C 5~2.96 F. L. 508.96 will, be = ~ EX. 8"3(<)0 PS.I. R E MOVE jC A U I I I N A