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MA1009-PL130814 www.tnpinc.com August 14, 2013 engineers surveyors landscape architects Mr. John Elias, Park Operations Manager City of Coppell 255 Parkway Boulevard PO Box 9478 Coppell, TX 75019 RE: Andy Brown Park (East) Erosion Control Improvements Ph 1 Punch List Dear Mr. Elias, In response to our construction site walk through on August 9, TNP offers the following punch list items needed th to complete the above referenced portion of the project. It is recommended all items be addressed to the Citys satisfaction prior to JDK receiving final acceptance and/or payment. The following it to the Alex Canal portion of the project, located south of Parkwreviewed separately on a later date. GENERAL ITEMS Applicable to Units A1 and A2. 1. All restored areas shall have a smooth finished grade. Much of the sod throughout the project has been poorly placed, leaving large gaps and uneven ground. At a minimum, the gaps shall be filled and the sod rolled. Some areas may require complete sod replacement to properly smooth the finished grade. 2. Remove and replace all sod that did not take root and grow. 3. The block wall shall be backfilled such that the top course of block is not visible at any point. In general, wall backfill should extend a minimum of halfway up the does not expose the wall block (Fig. 17). 4. The trail shall have positive cross drainage at all locations. Anywhere adjacent ground impedes positive drainage, a side swale shall be graded parallel to the trail to create a low area approximately midway between the trail and block wall. 5. as supplied by Native American Seed of Junction, TX, and as prev via th email. Specific locations are listed in comments below. 6. Reset all Geoweb anchors that protrude above ground to be flush with the finished grade. UNIT A1 Items in addition to the general items are as follows: Sheet 2 of 9 7. Repair sod in accordance with item 1 above. 8. Bridge Decking Remove and replace the bridge decking in accordance with the specification that was provided via email on 4/24/13. If agreed upon by the City, the following repairs may be made in lieu of complete replacement. a. Resurface the deck boards. Approximately half of the deck board up. As a result, natural drying and warping creates ponding are 1 & 2), which leads to premature weathering and rotting. In lieu of rd flipping the boards over, the surface should be sanded down so as to not pond water. Fort Worth 1100 Macon StreetFort Worth, Texas 76102817.336.5773 Dallas 17304 Preston Road, Suite 1340Dallas, Texas 75252214.461.9867 Denton 1517 Centre Place Drive, Suite 320Denton, Texas 76205940.383.4177 Sherman 200 North Travis Street, Suite 500Sherman, Texas 75090903.870.1089 Registered by the Texas Board of Professional Engineers, Firm No. F-230 Registered by the Texas Board of Professional Surveyors, Firm No. 100116-00 b. Re- (Fig. 3). c. Fill open knot holes with an outdoor grade wood filler or epoxy. d. Replace the broken guard rail board on the pedestrian bridge (Fig. 4). e. Replace the second deck board from the east end of the bridge. seam along the length of the board and is no good (Fig. 5). 9. South bank near east corner Trim exposed filter fabric to below finished grade. Sheet 3 of 9 10. LT Remove debris, finish grade, and install rock rip- area in front of the existing culvert headwall (Fig. 6). 11. The trail ponds water along the south end of the east bank. Create positive drainage in accordance with item 4 above (Fig. 7). 12. East Bank Restore the entire staging area (east of trail) with the right-of-way seed mix specified in item 5 above. Temporary irrigation may be necessary (Fig. 8). Sheet 4 of 9 13. West bank - Backfill with topsoil along the trail edge (water side) to create a smooth transition between the trail and the sloped bank. Water the fil through the topsoil (Fig. 9). 14. Fishing Pier Rail reconstruct center post on either side of rectangular platform to all hinge to move freely. The current center posts create a rigid jat the hinge (Fig 10). As such, the rail absorbs a great deal of stress at this joint that will like in premature failure of the deck frame, connection bolts, and/or rail. The single posts should b chain configuration like the other hinged joints have (Fig. 11). 15. RT -rap armoring in front of the existing headwall (Fig. 12). 16. Establish seed vegetation on north side of trail along the north and east bank, in accordance with item 5 above (Fig. 13). 17. Northeast Trail Intersection - (Fig. 14). UNIT A2 Sheet 5 of 9 18. Construct concrete rip-rap in the triangular gap between the wall face and sloped headwall. The rip- and doweled into existing concrete . Sincerely, tnp teague nall & perkins Kyle Dykes, P.E., CFM Cc: Keith Marvin, P.E. (City) Chris Schmitt, P.E. 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