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WA9302A-CN 961115 SHIMEK, JACOBS & FINKLEA CONSULTING ENGINEERS 8333 Douglas Avenue, #820 Dallas, Texas 75225 (214) 361-7900 ROSS L. JACOBS, P.E. RONALD V. CONWAY, P.E. JOHN W. BIRKHOFF, P.E. JOE R. CARTER, P.E. GARY C. HENDRICKS, P.E. November 15, 1996 C. L. SHIMEK. P.E. I. C. FINKLEA, P.E. JAMES E. LAUGHLIN, P.E. Mr. Kenneth M. Griffin, P.E. Assistant City Manager/City Engineer City of Coppell Post Office Box 478 Coppell, Texas 75019 Re i Village Parkway Pump Station Additions Change Order No. I( 5 Dear Mr. Griffin: We are enclosing three copies of Change Order No. 3 to your contract with North Texas Municipal Construction Co., for the construction of the Village Parkway Pump Station Additions, dated January 9, 1996. Change Order No. 3 covers various items of extra work required to complete the project. The extra work is more specifically itemized in the Change Order document. These copies have been signed and dated by the contractor and by a representative of the City of Coppell; however, it is our understanding that the Change Order must still be approved by the City Council. Please notify us of the Council's final action on this Change Order. We are available to discuss this project further at your convenience. ~~n~ks' _ .~ Since y;~.~r~s, Enclosure . cc: Mr. Larry Davis CITY OF COPPELL, TEXAS VILLAGE PARKWAY PUMP STATION ADDITION PROJECT NO. WA-9302 BID NO. Ql195-02 CHANGE ORDER NO. 3 A. INTENT OF CHANGE ORDER The intent of this change order is to modify the provisions of the contract entered into by the City of CoppeLl, Texas and North Texas Municipal Construction, Inc., 5614 Dyer Street, Dallas, Texas 75206, for construction of the Village Parkway Pump Station Addition, dated January 9, 1996. B. DESCRIPTION OF CHANGE 1) The City of Coppell desires to relocate the two existing photocells to the east exterior wall of the new pump station addition and add two new outdoor security lights (Devine Wall-Pac # B308-175MH- 120V- PC1) on the north and south walls of the new pump station. These items were not included in the original scope of work on the Pump Station Additions project. 2) The City of Coppell desires to repaint the three existing dormers on the existing pump station to match the existing facia trim. This item was not included in the original scope of work on the Pump Station Additions project. 3) The City of Coppell desires to install a 4-inch concrete pad in the area between the disinfection facilities and the screening wall. This item was not included in the original scope of work on the Pump Station Additions project. 4) The City of Coppell desires to add the following items to the chlorine and ammonia disinfection facilities: · A Panic Bar on the interior of the chlorine and Ammonia doors · Full face respirators and molded plastic wall mounted cases (Scott AV-2000) suitable for exterior use · Eye ~vash & galvanized pipe shower CHaws Model No. YB-13872) These items were not included in the original scope of work on the Pump Station Additions project. 5) The CitY of Coppell desires to add insulation to the exposed exterior suction piping for each new pump. This item was not included in the original scope of work on the Pump Station Additions project· 6) Due to the addition of hand wheels on the cone valves, additional pipe fittings for each new pump are required in order for the hydraulic actuators to be in a vertical position. These items were not included in the original scope of work on the Pump Station Additions project· 7) The City of Coppell desires to add a valve back-wash system identical to the existing system installed on the cone valve controls and the existing pump station. These items were not included in the original scope of work on the Pump Station Additions project. 8) The City of Coppell desires to install a 400 lb. traffic rated manhole ring and cover over the existing butterfly valve which is now under the concrete pavement. This item was not included in the original scope of work on the Pump Station Additions project. Page 1 of 3 · City of Coppell ' T Village Parkway Pump Station A, aons ~ Change Order No. 3 C. EFFECT OF CFIANGE ON CONTRACT AMOUNT This change will have the following affect on the final contract mount: Original Revised Change Revised Item Contract Contract Order Unit Contract No. Description Units Quantity Quantity Price Amount 12 For relocafing existing photocells and L.S. 0 1 $2,468.00 $2,468.00' furnishing and installing two new outdoor security li~ixts, complete in place 13 For painting the dormers on the existing pump L.S. 0 1 $1,675.00 $1,675.00 station roof to match the existing trim, complete in place 14 For installing a 4-inch concrete pad in the areaL.S. 0 I $1,595.00 $1,595.00 between the disinfection facilities and the screenin~ wail, complete in place 15 A For furnishing and installing a Panic Bar on L.S. 0 1 $1945.00 $1,945.00 the interior of the chlorine and Ammonia doors. complete in place 15 B For furnishing full face respirators and molded L.S. 0 1 $3,623.00 $3,623.00 plastic wail mounted cases suitable foe exterior use. complete in place 15 C For furnishing and installing an eye wash & L.S. 0 I $1,177.00 $1,177.00 shower, complete and in place 16 For furnishing and installing pipe insulation L.S. 0 I $2,345.00 $2,345.00 around the exterior pump piping, complete in place 17 For furnishing and installing pipe fittings to L.S. 0 I $1,850.00 $1,850.00 rotate the cone valves, complete in place 18 For furnishing and installing a back-wash L.S. 0 1 $950.00 $950.00 system to the cone valve controls for the proposed pumps, complete in place 19 For furnishing and installing a 400 lb. traffic L.S. 0 1 $787.00 $787.00 rated manhole ring and cover, complete in place Total Amount of Change 318,415.00 Original Contract Amount $933,000.00 Amount, Change Order No. 1 (5,000.00) Amount, Change Order No. 2 152,739.00 Amount, Change Order No. 3 18~415.00 Revised Contract Amount $1,099,154.00 Page 2 of 3 City of Coppell , Village Parkway Pump Station Au,ations Change Order No. 3 D. EFFECT OF CHANGE ON CONTRACT TIME The changes identified above has no effect on the revised contract time. Original Contract Time: 300 Calendar Days Calendar Days, Change Order No. 1: 0 Calendar Days. Calendar Days, Change Order No. 2: 60 Calendar Days Calendar Days, Change Order No. 3: 0 Calendar Days Revised Contract Time: 360 Calendar Days E. AGREEMENT By the signatures below of duly authorized agents, the City of Coppell, Texas and North Texas Municipal Construction Company, Inc., do hereby agree to append this Change Order No. 2 to the original contract between themselves, dated January 9, 1996. City of Coppell, Texas North Texas Municipal Construction Company, Inc., ,.., //~~/~ontra~r By: ~~ By: . . , ' Date: /~/-/ c~ - ~,,f.. Date: / Attest: Attest: Page 3 of 3 ] ~ -06-96 A 11: 06 I N SltlMEK, JACOBS & F1NKI,EA, L.L.P. ~:: CONSULTING ENGINEERS 4) 3~ .................................... ~ 8333 Douglas Avenue, ~820 Dallas, Texas 75225-5816 Fax (21 Phone (214) 361-7900 Y ROSS L. JACOb, P.E. RONA~ V. CO~AY, P.E. JO~ W. B~O~, P.E. ~oc ~. c~n, ~.c. November 5, 1996 G~Y C. ~CKS, P.E. I. C. ~K~A, P.E. Mr. Ken Griffin, P.E. City Engineer City of Coppell P.O. Box 478 Coppell, Texas 750194409 Re: Village Parkway Pump Station Additions Dear Mr. Griffin: We are enclosing one copy of proposed Change Order No. 3 to the City's contract with North Texas Municipal Construction Company, Inc. for the construction of the Village Parkway Pump Station Additions. If this change order meets with your approval, please contact our office and we will send five copies to the contractor for his signature. We are available to discuss the proposed Change Order No. 3 further at your convenience. .... Gary C. ~drick~ Enclosure co: Mr. Matt Cast Mr. Larry Davis ~i4~Bi0~O4 , 5/i c_igE, 08::31 9143B1090,~,4 SHI~EK,J~COBS&F~KLE P~GE 01/08 SHIMEK, JACOBS FIN EA CONSULTING ENGINEERS 8333 DOUGLAS AVENUE, ~820 DALLAS, TE~S 75225 (214) 361 - 0204 Phone Number: (214) 361 - 7900 ~ -J1 C~ Receiving Fax Number: 'er of Pages Transmitted (including this one) If the number of pages called for are not r~ceived or are not clemr plems~ call (214) 361-7900- SHIMEK, JACOBS & FINKLEA, L.L.P. .................. ~as 75225-5816 Fax (~14 September 24, 1996 one (214) 361-7900 ;.~t_D V. CONWAY, P,I~, W. BIRRROFF, P.E, cAarr~. p.~, ~ tuber 2 , 1996 5614 ~er St. Dallas, T~xas 75206 Village P~kway Prop Station Additio~ Do~ Mr- Daigre: We ~e ~elosing one copy of Proposed Ch~ge Order No. 3 to your conwatt wi~ the City of Coppoll for conswu~i~ of~e Village P~kway ~mp Station Additions, ~ted J~u~ 9, 1996. We have revi~ed your proposal for hsml li~ ~o new outdoor secu~ li~ ~d reloca~ ~e existing photocells ~d off~ no .3bjeetions. The City has requested additional work to be peffomed on ~e proj~t tha is ouBide the orig~ sere of work for the pmj~t. Please revi~ ~o following additi~al itms and provide a propos~ and the construction cost to complete the work. ~ Kepmt all three of ~e domers on ~e exist~g pump station r~fto match the e~sting facia ~im. dormers shall be paint~ ~ conference ~ffi the contact s~ifi~tions and manufac~ recommendations. * Fumi~ ~d inmll a ~ineh reinfor~d c~ere~ pad located ~ the ~ea be~een fl~e disinfection facilities and the screening wall. The slab sh~l ~ connoted wi~ proper drainag~ and be in conlessee the eon~t specifieati~s. Furnish install a panic bar on the interior 0f e chlorine and ammonia facili 's doors Furnish and inmlI ~o ~11 hoe resp~ators ~d ~o molded plastic wall mounted cas~s suimbl~ f~ ext~ior use. ~e hll face repirators shall b~ S~ AV-2000 Mth one pac~ge (6 ca,) of c~idge ~lten for ehlorin~ me, Seer C~ridge No. ~-13871, ~d one p~kage (6 ~.) of c~idge ~ltgs Br ammonia use, Seer C~idge No. ~-13872, or approved equals. ~e respirator case is to be mo~t~ ~ the outside ~11 of each room ne~ ~e en~ door ~d clearly labeled as m ~e contents of the  cabinet and the intended u~. Furnish ~d install a fully finc~on~ eye wash ud d~nch sta~on located genorally b~e~ the ent~ee doo~. The station shall have ~ws gaivuized pipe shower ~d eye ~h model number / ~-9197, or gp~ved equal. j Furnish ~d ins~l insulation ~o~d both s~ of~e ex~or pump piphg. !i..."'!9.96 88:31 2143618284 SHINEK, JACOBS&%NKLE PAGE 83/86 Norti~ Texas Municipal Consu action Colnpany, Inc. Village Parkway Pump Station Additions Page 2 Please forward your proposal to complete the additionaI work on the project to our office for review. Following our examination of your proposal, we will forward a copy of the change order to the City for approval. If you have any questions regarding the additional work on the project, do not hesitate to contact ollr offii3e, Sincerely~ Enclosure c¢: Mr Larry Davis CITY OF COPPELL, TEXAS VILLAGE PARKWAY PUMP STATION ADDITION PROJECT NO. WA-9301 BID NO. Q1195-02 CHANGE ORDER NO. 3 A. INTENT OF CHANGE ORDER The intent of this change order is to modify the provisions of the contract entered into by the City of Coppell, Texas and North Texas Municipal Construction, Inc., 561,i Dyer Sweet, Dallas, Texas 75206, for construction of the Village Parkway Pump Station Addition, dated January 9, 1996. B. DES CRI[pTION OF CHANGE ~) The City of Coppell desires to relocate the two existing photocells to the east exterior wall of the new pump station addition and add two new outdoor security lights (Devine Wall-Pac # B308~ 175M}I- 120V-PC1) on the north and south walls of the new pump station. These items were not included in the original scope of work on the Pump Station Additions project. V~) The City of Coppell desires to repaint the three existing dormers on the existing pump s~ation to match the existing facia ~rim. These items were not included in the original scope of work on the Pump Station Additions project. This item was nc~ included in the original scope of work on the Pump Station Additions project. 3) The City of Coppell desires to install a 4-inch concrete pad in the area between the disinfection facilities and the screening wall. This item was not included in the original scope of work on the Pump Station Additions project. ./4) The City of Coppell desires to add the following items to the chlorine and ammonja disinfection facilities: · A Panic Bar on the interior of the chlorine and Ammonia doors · Full face respirators and molded plastic wall mounted cases (Scott AV-2000) suitable for exterior use · Eye wash & galvanized pipe shower (Haws Model No. YB-13872) 5) These items were not included in the original scope of work on the Pump Station Additions project. The City of CoppelI desires to add insulation to each pumps exterior piping. This item was not included in the oril~inal s~op~ of work on th© pump station additions project. Page City of Coppoll village Parkway Pump Station Additions Change Order No. 3 C. EFFECT OF CHANGE ON CONTRACT AMOUNT This change will have the following affect on the final contract mount: Original Revised Change Revised Item Contract Contract Order Unit Contract 'N,o. Description Units Or~uantity Quantity Price Amount 12 For relocating existing photocells and L.S. 0 1 $2,468.00 $~46~ furnishing and installing two new outdoor security lights, com. plete in place _ station roof to match the existing ~m, complete in place 14 For installing a 4-inch concrete pad in the area L.S. 0 I C between the disinfection facilities and the .... screening wa. 11, complete in place !5 A For furnishing and installing a Panic Bar on Ea 0 2 the interior of the chlorine and Ammonia doors~ complete in pla~e 'l 5 B For furnishing full face rcspLrators and molded Ba 0 2 plast~ wall mounted cases suitable foe exterior .... use, coernp!ete in place .~, .. t5 C For furnishing and installing an eye wash & L.S. 0 1 i*---. showerr Complete and in place 16 For furnishing and installing pipe insulation L.S. 0 1 around the exterior pump piping, complete in Total Amount of Chanl~e .... Original Contract Amount $933,000.00 Amount, Change Order No. 1 (5,000.00) Amount, Change Order No. 2 152,739.00 Amount, Change Order No. 3 Revised Contract Amount Page 2 Of 3 'City of Coppel[ vijjage Parkway Pump Station Additions Change Order No. 3 O. EFFECT OF CHANGE ON CONTRACT TIMF, The ehangos identified above has no effect on the revised contract time. Original Contract Time: 300 Calendar Days Calendar Days, Change Order No. 1: 0 Calendar Days Calendar Days, Change Order No. 2: 60 Calendar Days Calendar Days, Change Order No- 3:._0 Calendar Days Revised Contract Time: 360 Calendar Days By the signatures below of duly authorized agents, the Ci~ of Coppell, Texas and North Texas Municipal Construction Company, Inc., do hereby agree to append this Change Order No. 2 to the original contract between themselves, dated January 9, 1996. City of Coppell, Texas North Texas Municipal Construction Company, Inc., Owner Contractor By: By: Date: Date; Attest: Attest: Page 3 of 3