HomeMy WebLinkAboutObservation of Excavation 09.20.2023Wheeler Gulch Placement Location:
Willow Creek Earthwork Contractor:Performed by:Cody Peacock
Weather, High/Low Temp.:Sunny, 76/48 (ºF)
Name Company
On-Site Notifications
Steve Brackett Willow Creek Companies
Jeff Hollingshead Willow Creek Companies
Dale Wood Williams
Equipment Used:Excavator|Remote Trench Roller Nuclear Gauge:
Standard Counts:1944 / 664
58, Troxler 3440, 36175
Item/Structure Type/Number:Structural Fill
Specifications
Spec. ID - Specification Title Property Specified
268 - Structural Fill - Sand Moist. Dev. (%)-2 to 2
268 - Structural Fill - Sand Relative Comp. (%)95 min.
Test No.Spec. ID Test Location Elevation
(ft)
Gauge
Total Wet
Density
(pcf)
Corr.
Field Dry
Density
(pcf)
Corr.
Field
MC (%)
Lab
Max. Dry
Density
(pcf)
Lab Opt.
MC (%)
Relative
Comp.
(%)
Moist.
Dev. (%)
Pass
or Fail
1 268 12’ N.W. from S.E. Corner 3’ BG 138.5 130.4 6.2 136.0 5.9 95.9 0.3 Pass
2 268 21’ N.W. from S.E. Corner 3’ BG 139.5 131.0 6.5 136.0 5.9 96.3 0.6 Pass
Nuclear Soil Density and Moisture Content (ASTM D6938 and D4718 / AASHTO T310 and T224)
Results
RSG = Rough Surface Grade
BG = Below Grade
RFG = Rough Footing Grade
Commonly Used Abbreviations:
Lab Max. Dry Density (pcf)Lab Opt. MC (%)Soil Type Proctor Method
136.0 5.9 Class 6 ABC D 1557
Material Properties
Willow Creek Companies
28485 Highway 6, Unit 4
Rifle, CO 81650
Steve Brackett
Williams Field Services - Piceance Basin
Client:
Report Date:Work Order No.:
Compaction
23-6582.Compaction.0001; ver: 1Sep 20, 2023
Sep 19, 2023Work Order Date:Reviewed by:Chris Hutto
Results apply only to the specific items and locations referenced and at the time of testing, observations or special inspections. This report should not
be reproduced, except in full, without the written permission of GROUND Engineering Consultants, Inc.
41 Inverness Drive East, Englewood, Colorado www.groundeng.com 303-289-1989
Englewood | Commerce City | Loveland | Granby | Gypsum | Colorado Springs Page 1 of 2
Photos
Willow Creek Companies
28485 Highway 6, Unit 4
Rifle, CO 81650
Steve Brackett
Williams Field Services - Piceance Basin
Client:
Report Date:Work Order No.:
Compaction
23-6582.Compaction.0001; ver: 1Sep 20, 2023
Sep 19, 2023Work Order Date:Reviewed by:Chris Hutto
Results apply only to the specific items and locations referenced and at the time of testing, observations or special inspections. This report should not
be reproduced, except in full, without the written permission of GROUND Engineering Consultants, Inc.
41 Inverness Drive East, Englewood, Colorado www.groundeng.com 303-289-1989
Englewood | Commerce City | Loveland | Granby | Gypsum | Colorado Springs Page 2 of 2