HomeMy WebLinkAbout3009 Denver Dr - Special Inspections/Engineering - 09/30/2014Architecture Materials Testing
Structural Forensic
Geotechnical Civil/Planning
ROCKY MOUNTAIN GROUP
Job No. 143927
September 30, 2014
Journey Homes, Northern CO
7251 W. 20th St., L-200
Greeley, CO 80634
Re: Open Excavation Observation
3009 Denver Dr
Lot 37, Rigden Farm, Filing No. 18
Fort Collins, Colorado
Dear Larry:
Rocky Mountain Group (RMG) conducted a foundation excavation review for a single-family residence
under construction at the above -referenced site located in Fort Collins, Colorado on September 30, 2014.
The footings were excavated to the silty sandy clay, which is similar to those soils described in the
Subsurface Soil Investigation, Rigden Farm — Sixth Filing — Final Geotech, Fort Collins, Colorado,
prepared by RMG Engineers Group, RMG Job No. 139917 and dated October 2, 2013.
RMG did not encounter groundwater within three feet of the proposed footing elevation. The footings
need to be over excavated a minimum two feet (2') in depth due to soft low bearing soils encountered at
the basement footing elevation. The soils supporting the footings will be a low expansive material.
Based on the soil conditions encountered within three feet of the footing level, a continuous spread
footing may be designed and constructed on a minimum two foot (2') of washed aggregate in the
basement level in accordance to the above mentioned Subsurface Soil Investigation.
Should you have questions, please feel free to contact our office.
Cordially,
24995
Thomas M. Cope, P.E.
Professional Engineer
Southern Office:
Central Office: Northern Office:
Monument: 719.488.2145
Colorado Springs, CO 80918
Englewood, CO 80112 Evans, CO 80620
woodland Park: 719.687.6077
719.548.0600
303.688.9475 970.330.1071
Erbillf(urdistan Iraq: 0750 192 99 44
Ulaanbaatar, Mongolia: 976 99106671
tiny w. r mg e n gi n e e rs. c o m
Architecture Materials Testing
Structural q IG Forensic
Geotechnical Civil/Planning
ROCKY MOUNTAIN GROUP
Job No. 143927
October 7, 2014
Journey Homes, Northern CO
7251 W. 20th St., L-200
Greeley, CO 80634
Re: Footing and Foundation Observation
3009 Denver Dr
Lot 37, Rigden Farm, Filing No. 18
Fort Collins, Colorado
Dear Larry:
As requested, personnel of Rocky Mountain Group (RMG) observed the footing and foundation
formwork and reinforcing steel for the above referenced single family residential property and
found them to be in substantial compliance with the design drawings prepared by High Plains
Engineering & Design, LLC for this structure. The " Ufer" electrical ground system was placed
in the footing and meet the requirements of Article 250.52 of the 2011 National Electrical Code
(NEC). The footings were observed on October 2, 2014 and the foundation walls were observed
on October 7, 2014.
Should you have questions, please feel free to contact our office.
Cordially,
11/9/14
24995
Thomas M. Cope, P.E. �SSO AL
Professional Engineer
Southern Office: Central Office: Northern Office:
Colorado Springs, CO 80918 Englewood, CO 80112 Evans, CO 80620
719.548.0600 303.688.9475 970.330.1071
Monument: 719.488.2145
Woodland Park: 719.687.6077
Erbil/Kurdistan Iraq: 0750 192 99 44
Ulaanbaatar, Mongolia: 976 99106671
www.rm-,cngineer.s.com
Architecture Materials Testing
Structural Forensic
Geotechnical Civil/Planning
ROCKY MOUNTAIN GROUP
Job No. 143927
October 9, 2014
Journey Homes, Northern CO
7251 W. 20th St., L-200
Greeley, CO 80634
Re: Foundation Damp Proofing
3009 Denver Dr
Lot 37, Rigden Farm, Filing No. 18
Fort Collins, Colorado
Dear Larry:
As requested, personnel of Rocky Mountain Group (RMG) observed the foundation damp
proofing and found it to be complete and in substantial compliance with the design drawings
prepared by High Plains Engineering & Design, LLC for this structure at the date of the
inspection. The damp proof was observed on October 9, 2014.
Should you have questions, please feel free to contact our office.
Cordially,
Ryan Laird
Geoteclinical Staff Engineer
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Southern Office: Central Office: Northern Office: Monument: 719.488.2145
Colorado Springs, CO 80918 Englewood, CO 80112 Evans, CO 80620 Woodland Park 719.687.6077
719.548.0600 303.688.9475 970330.1071 Erbil/Kurdistan Iraq: 0750 192 99 44
Ulaanbaatar, Mongolia: 976 99106671
www.rmgengincer.s.com
Architecture Materials Testing
Structural Q!.MG Forensic
Geotechnical Civil/Planning
ROCKY MOUNTAIN GROUP
Job No. 143927
October 15, 2014
Journey Homes, Northern CO
7251 W. 20th St., L-200
Greeley, CO 80634
Re: Foundation Subsurface Drain Observation
3009 Denver Dr
Lot 37, Rigden Farm, Filing No. 18
Fort Collins, Colorado
Dear Larry:
As requested, personnel of Rocky Mountain Group (RMG) observed the foundation subsurface
drainage pipe and sump pit perimeter drain system on October 15, 2014. RMG found it to be
complete and in substantial compliance with the design drawings prepared by High Plains
Engineering & Design, LLC for this structure at the date of this observation.
Should you have questions, please feel free to contact our office.
Cordially,
CS.
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Ryan Laird
Geotechnical Staff Engineer
Southern Office: Central Office: Northern Office:
Colorado Springs, CO 80918 Englewood, CO 80112 Evans, CO 80620
719.548.0600 303.688.9475 970.330.1071
Monument: 719.4 88.214 5
Woodland Park., 719.687.6077
Erbil/Kurdistan Iraq: 0750 192 99 44
Ulaanbaatar, Mongolia: 976 99106671
1nvw.rmgengi neers.com