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HomeMy WebLinkAbout2021 Yearling Dr - Special Inspections/Engineering - 03/07/2014f Geotechnical and Environmental Consultants D.R. Horton 9555 South Kingston Court, Suite 200 Englewood, CO 80112 Attention: Mr. Tim Karns Subject: 2021 Yearling Drive Lot 38, Block 12 Sidehill, Filing 2 Project Number- 131357 Reference: A.G. Wassenaar Report Project Number 131357, Dated 6/28/2013 2180 South Ivanhoe Street, Suite 5 Denver, Colorado e0222-5710 303-759-8100 rax303-756.2920 C March 07, 2014 m9w.agwassenaar.rorn As requested, the following portions of the foundation system were observed on the date(s) indicated below. It is our opinion that these portions of the foundation systern were found to be in substantial conformance with the foundation plan and requirernents of the soil report for the subject site. Observations were conducted on a periodic, on -call basis. Date: Observation: 02/18/14 Excavation Observation 02/21/14 Excavation and Footing Form Observation 02/25/14 Foundation Wall Reinforcing Steel Observation 03/03/14 Damp -Proofing Observation 03/03/14 Foundation Void Observation 03/03/14 Perimeter Drain Observation 03/04/14 Community Underdrain Extension Observation 03/04/14 Perimeter Drain Observation Sincerely, A."WASSR -..- Kenneth R.Brosegh Senior Engineer A.G. Geotechnical and Environmental Consultants DR Horton 9555 South Kingston Court, Suite 200 Englewood, Colorado 80112-5943 Attention: Mr. Brian M. Wright Subject: Fill Observations 2021 Yearling Drive Lot 38, Block 12 Sidehill, Filing 2 Fort Collins, Colorado Project Number 131357 2180 South Ivanhoe Street. Suite 5 Denver, Colorado 80222-5710 303-759-8100 Fax 303-756-2920 a -Co www.agwassenaar.com May 12, 2014 As requested, density tests were taken on a periodic basis on the fill being placed at the site of the subject project. Submitted are Daily Report Number(s) 1 and 2 covering observations of the fill through the period ending February 20, 2014. The density test results met the specifications provided by our office. These tests should be considered as periodic observations. The placement of the fill was not continually observed by our firm. The test depths and locations are approximate and are based upon information provided by the Contractor. The lateral and vertical extents of any subexcavation were not measured or verified by this firm. The Contractor has been informed of the field density test results. Sincerely, A. G. WASSENW--• N`II 25793 - Timothy pe-jv •r, P.E. Proje nginee'r�' ..• ' TJS/kim 9S�.................. ..ti_.`� \ . Attachments Statement of Services A.G. Wassenaar 2,8 p adot80222 5710 303-759-8100 Fax 303-756-2920 Geotechnical and Environmental Consultants www.agwassenaar.com Fill Observation at: Page 1 of 1 DR Horton 2021 Yearling Drive Project No. 131357 9555 South Kingston Court, Suite 200 Lot 38, Block 12 Date: 2-19-14 Englewood, Colorado 80112-5943 Sidehill, Filing 2 Daily Report No. 1 Fort Collins, Colorado Laboratory Specifications Field Deviation From Range Depth Optimum Optimum of a or Max Dry Moisture Moisture Com- Dry Moisture Com- Test Elev. Density Content Content paction Density Content paction m No. Location (ft.) I (pcf) i%) N (%) (pcf) N (%) Soil Type a No Tests Taken BFG = Below Final Grade TSG = Top of Subgrade BSG = Below Subgrade FL = Footing Level TBC = Top of Base Course P = Pass FOL = Front of Lot COL = Center of Lot BOL = Back of Lot F = Fall PROGRESS REPORT: As requested by the Contractor, we visited the site several time(s) today. The following information summarizes our observations at the time of our site visit(s). The Contractor, Blanding, began backfill of the excavated area. The Contractor placed crushed gravel in one foot lifts to approximately one to two feet above the water table. A front end loader wheel rolled each lift in. No fill was placed in the excavation today. The Contractor was informed of our observations, and recommendations. Observation services were conducted on an on -call basis. Engineering Technician: John Murp� Reviewed By: IN No Text No Text