HomeMy WebLinkAboutExploration Location Plan - - Turnpike Street/Route 114 -------------------------------- -------------------------------------------
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———————— Limit of Work Exploration Location Plan
Boring by GeoEngineers,January 2024
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= Source(s):
0 Proposed Building
a) 0 Survey from Vanasse,Hangen,Brustlin,Inc.(VHB),received 8/30/2023
IL Delineation Boring by GeoEngineers, Soil Pre-Characterization Memorandum
0 Proposed site features from VHB,received 2/22/2024 Proposed Subsurface Infiltration System GEO-06-A
January 2024 Corner Development at Merrimack College
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< Projection:MA State Plane,Mainland Zone,NAD83,US Foot Boring by GeoEngineers,June 2023
Gl-&� North Andover,Massachusetts
'W'denotes Monitoring Well Installed
0 Disclaimer:This figure was created for a specific purpose and project.Any use ofthis figure for any other
project or purpose shall be at the user's sole risk and without liability to GeoEngineers.The locations of __1%
0 r suitability of the figure,or data contained therein.The file containing this figure is a copy of o..n .1--lee
Stormwater Test Pit by GeoEngineers,June 2023 0 60
features shown may be approximate.GeoEngineers makes no warranty or representation as to the accuracy, Ir Figure 2
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a master document,the original of which is retained by GeoEngineers and is the official document of record. TP-1 LOT C* Test Pit by Others Feet
Start End Total Logged By BD Drilling
Drilled 1/31/2024 1/31/2024 Depth(ft) 10 Checked By ACB Driller G&M Subsurface Method Direct push
Surface Elevation(ft) 216 Hammer NA Drilling Geoprobe 6712
Vertical Datum NAVD88 Data Equipment
Easting(X) 756717.8 System MA State Plane North See"Remarks"section for groundwater observed
Northing(Y) 3070085 Datum NAD83(feet)
Soil samples were screened in the field for volatile organic compounds using a photoionization detector with 10.6eV lamp,calibrated to 100 ppmv isobutylene standard
Notes: with a response factor of 1.0.Results reported in ppmv."ND"on readings below 1.0ppmv.
FIELD DATA
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^^ TS Dark brown silty fine to medium sand with roots and
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^ organic matter(moist)(topsoil)
^^^
SP-SM Brown fine to medium sand with silt and gravel(moist)
(subsoil)
SM Stratified orange,dark brown and gray silty fine to
medium sand(moist)
SP-SM Tan-gray fine to medium sand with silt;
(moist to wet)(glacial till)
Groundwater observed at approximately
4 feet bgs during drilling
SP-SM Tan-gray fine sand with silt
5 (wet)(glacial till) ND
60 S-2
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Coordinates Data Source:Horizontal approximated based on the ground survey by VHB,Inc.dated June 8,2023(the Survey).Vertical approximated based on the Survey.
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Log of Boring GEa107
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Project: Merrimack College-Residential Project
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Project Location: North Andover, Massachusetts
Figure A 17
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Pro j ect Number: 20449-009-00 Sheet 1 of 1