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ST9905-CS011207From: To: Date: Subject: DL-Charles Bond <ccbond@transystems.com> '"kg riffin@ci.coppell.tx.us'" <kg riffin@ci.coppell... Mon, Dec 10, 2001 9:41 AM Bethel Road Status Report-12/7/01 <<StatusRpt12-7-01.doc>> Craig Bond, P.E. TranSystems Corporation 3010 LBJ Freeway, Suite 990 Dallas, TX 75234 Tel: 972-280-9300 Fax: 972-280-9715 CC: DL-Paul Padilla <pjpadilla@transystems.com>, FW-Jo... STATUS REPORT Date: December 7, 2001 To: Ken Griffin. P.E. Teresa Turner Susan Taylor City of Coppell - Director of Engineering City of Coppell - Graduate Engineer City of Coppell - CIP Coordinator From: Craig Bond, P.E. TranSystems Project Engineer CC: Paul Padilla, P.E. Joe Masterson, P.E. Mike Hobbs Transystems - Project Coordinator TranSystems - Project Manager TranSystems - Project Hydrologist Re: Bethel Road Project (Dallas/Tarrant County Line to Freeport Road) Coppell, Texas Utilities · Sent out preliminary plan and profile sheets to all utility providers asking them to verify the location of their utilities as shown. · Have been contacted by several utility providers. The following utility providers have no lines/structures in the project area: OnFiber, McLeodUSA-formerly Caprock, CoServ and City of Grapevine. However, the City of Grapevine does have water service just west of the City limits line. · Verizon/GTE contacted TranSystems. Their preliminary assessment indicated the following: Station 0+00 to 16+00 16+00 to 31+00 18+00 to 31+00 31+00 to 53+00 31+00to53+00 53+00to 65+00 31+00 65+50 Location of Utilities South side of Bethel South side of Bethel North side of Bethel South side of Bethel North side of Bethel North side of Bethel SE Corner of Bethel SE Comer of Freeport Status Maybe OK Need to relocate Need to relocate Maybe OK May need to relocate May need to relocate May need to relocate May need to relocate Reviewed existing water drawings (Hawrylak & Associates, April 1984, 16" Water Main Extension, From Freeport Drive West 4700 Feet, Sta. 0+00 to Sta. 12+00, 901-002 through 901-008). Using the elevations for the proposed 4-lane, existing cover from the bottom of the proposed subgrade is as follows: Station Waterline Drawing Stations Cover (Feet) Reference 18+00 47+00 4.75 CiCi's west drive 21 +00 44+00 5.67 24+00 41+00 3.89* 27+00 38+00 5.54 30+00 35+00 5.54 Royal Lane Status Report-Bethel Road December 7, 2001 32+00 33+00 5.14 35+00 30+00 4.58 38+00 27+00 5.12 41+00 24+00 5.44 44+00 21+00 5.65 47+00 18+00 6.09 50+00 15+00 4.54 53+00 12+00 3.49* 56+00 9+00 5.20 59+00 6+00 4.60 62+00 3+00 4.00 65+00 0+00 3.65* East Post Office drive Minyards Drive Freeport Pkwy Based on the above coverage, the existing waterline should not require relocation, other than fire hydrants and associated valves, etc. The only possible areas of concern are at Stations 24+00, 53+00 and 65+00 where the coverage is 3.89, 3.49 and 3.65. Reviewed existing sanitary sewer drawings (HDR, May 1995, Bethel Road Sanitary Sewer, Sta. 41+00 to 47+00, BR01-001 through BR01-006). Using the elevations for the proposed 4-lane, existing cover from the bottom of the proposed subgrade is as follows: St~ion San Sewer Drawing Sta. Cover(Feet) 65+18 45+52 9.39 64+45 43+17 8.89 59+50 48+17 9.25 54+50 53+17 I0.00 49+50 58+17 10.60 44+50 63+17 11.69 39+50 68+17 11.71 34+81 72+86 10.40 Reference Freeport Pkwy Freeport Pkwy West edge Minyards Eastern Post Office drive Western Post Office drive 456' east of Royal Lane Based on the above coverage, the existing sanitary sewer line should not require relocation, other than adjusting manhole lids, etc. Roadway Design · Added roadway, driveway and center turn lane geometry to plan view of plan & profile drawings. Hydrology/Hydraulics · All hydrology and hydraulic modeling completed for existing conditions. · Flood plain hydraulics completed for Stream G1 for existing and proposed conditions. · Preliminary location and size of detention ponds established. · Draft Hydrology & Hydraulics Report in QA/QC review. · Storm sewer inlet design completed. Storm sewer design 25% complete. Page 2 of 3 Status Report-Bethel Road December 7, 2001 Items For Discussion At Next Meeting With City · Relocation of existing water/sewer lines and preferred locations. · Relocation of existing fiber, cable, telephone, electric and gas. Several utilities asked about leaving in place and using traffic rated manholes. · Drain outlets between R/W and top of back slope for poor drainage areas. Page 3 of 3