Attachment F - GEOTECHNICAL REPORT.pdf
PDF 3 MB Posted
- Attached to
- WAWARSING PUBLIC SAFETY RADIO TOWER SITE PROJECT
- Solicitation number
- 2136796
- Issued by
- Ulster County, New York
About this file
This is a geotechnical investigation report prepared by Tectonic Engineering Consultants for Ulster County Department of Emergency Services regarding a proposed 155-foot-high self-support tower project located at 7284-7286 Route 209 in Wawarsing, New York. The project involves construction of a communication facility within a 60-foot by 60-foot fenced gravel compound that will include the structural steel antenna tower, a 12-foot by 20-foot prefabricated equipment shelter, a 50-kilowatt propane gas generator, propane tank, and associated appurtenances. The subsurface investigation was conducted in December 2025 and January 2026 and included four test borings (B-1 through B-4) advanced to depths of 22 to 42 feet below ground surface, four soil resistivity tests, and one infiltration test. The tower is classified as Risk Category III in accordance with TIA-222-H structural standards and ASCE 7-16 seismic design parameters.
Subsurface conditions encountered consisted of granular fill overlying glacial till composed primarily of coarse to fine sand containing 15 to 23 percent fines and 12 to 29 percent gravel. Standard Penetration Testing yielded N60 values ranging from approximately 3 to 125 blows per foot, with relative density varying from very loose to dense within the tower footprint area and medium dense to very dense along the access road. Saturated soil conditions were not encountered during drilling; however, the report notes that groundwater may occur in perched conditions overlying fine-grained and dense soils. Soil corrosivity testing indicated a chloride content of 235 mg/kg with a pH value of 6, indicating non-aggressive soil conditions. No significant site grading or filling is anticipated for tower construction, and access will be provided via an existing access drive connecting to an existing municipal facility parking lot located east of the site.
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Ulster County Department of Emergency Services 238 Golden Hill Lane, Kingston, NY 12401
Attention: Mr. Steven J. Peterson – Project Manager (Via email: spet@co.ulster.ny.us)
January 14, 2026
RE: W.O. 12701.WAWARSING
GEOTECHNICAL INVESTIGATION
PROPOSED 155-FOOT-HIGH SELF-SUPPORT TOWER
7284-7286 ROUTE 209
TOWN OF WAWARSING, ULSTER COUNTY, NEW YORK
Dear Mr. Peterson:
Tectonic Engineering Consultants, Geologists & Land Surveyors, D.P.C. (Tectonic) has performed a subsurface investigation and geotechnical engineering analyses for the foundations of the proposed tower and associated appurtenances at the above referenced site. This report presents our findings and recommendations for the design and construction of the foundations for the proposed tower and appurtenances.
1.0 DESIGN CONSIDERATIONS
The proposed tower is a self-support tower (SST) that will be used to mount emergency service communication equipment. It is expected that the SST foundation will be subjected to compressive and uplift loading, while the overturning loading will be modest in comparison. The actual loads from the SST tower are to be determined by others.
In accordance with the publication entitled “Structural Standard for Antenna Supporting Structures and Antennas and Small Wind Turbine Support Structures” (TIA-222-H), it shall be permissible to determine seismic design parameters from the ASCE 7 online Hazard Tool based on ASCE 7-16. Additionally, it is our understanding that the SST is categorized as Risk Category III.
2.0 SITE DESCRIPTION
The proposed project site (site) is a square shaped 3,600 square foot (sf) fenced gravel compound located at the above referenced address. The tower site is located at coordinates 41.755414N, -74.364847E. The site is generally bound by undeveloped wooded land on all sides with an access road on the eastern and northern side of the site.
Municipal facilities and residential structures are located approximately 600 and 400 feet east of the project site, respectively. Based on the Topography Map, prepared by Tectonic, dated August 14, 2024, the immediate site is fairly level at elevation +443 feet. The surrounding grades generally slope downward in a west to east direction with slopes ranging from approximately 2H:1V to 1H:1V. All elevations listed herein are approximate and reference the North American Vertical Datum of 1988 (NAVD88).
W.O. # 12701.WAWARSING Page 2 January 14, 2026
The proposed construction will include the SST tower, an equipment shelter, a generator, propane tank, and associated appurtenances in a 60-foot by 60-foot fenced gravel compound. The proposed tower will be located near the approximate center of the compound, with the associated appurtenances located south and west of the tower.
Although a grading plan was not available as of the preparation of this report, no significant cutting or filling is anticipated to construct the tower. Access to the site will be provided via the existing access drive, located to the north and east of the site, that connects directly to an existing parking lot located to the east of site, within the existing municipal facility.
3.0 SUBSURFACE INVESTIGATION
The subsurface investigation consisted of advancing four (4) test borings, designated as B-1 through B-4; performing four (4) soil resistivity tests, designated as Test 1 through Test 4; and performing one (1) infiltration test, designated as INF-1. Borings B-1 and B-2 were advanced within the tower compound, borings B-3 and B-4 were advanced along the existing access road that will connect the tower compound to the existing parking lot to the north and east, and INF-1 was performed within the tower compound. The approximate boring, infiltration test, and soil resistivity test locations are shown on the attached Boring, Infiltration, and Soil Resistivity Test Location Plan, Figure 1.
The borings were performed by PG Environmental Services on December 4 and 5, 2025, using a Geoprobe 7822DT, which is a track-mounted drill rig equipped with an automatic hammer. The borings were advanced to depths of approximately 22 to 42 feet below ground surface (bgs) using mud rotary drilling techniques and casing. Within the borings, Standard Penetration Testing (SPT) was performed using standard 2-inch diameter split-spoon samplers in general accordance with the requirements of ASTM Standard D1586 “Standard Test Method of Penetration Test and Split-Barrel Sampling of Soils.” Field SPT-N values of the soil samples taken were recorded. The borings were advanced until the proposed termination depths during split-spoon sampling. Samples of the soil obtained during the investigation were collected and retained in glass jars, the soil samples are currently stored at our material testing laboratory in accordance with our contract. Upon completion, the borings were backfilled with drill cuttings to generally match existing conditions.
Soil resistivity and infiltration testing were performed at the site on December 5, 2025. Further resistivity testing was performed on January 5, 2025. The infiltration testing was performed in general accordance with the New York State Department of Environmental Conservation (NYSDEC) Appendix D guidelines, and resistivity testing was performed in general conformance with ASTM Standard G57. Infiltration testing consisted of one (1) infiltration test performed within a 4-inch diameter borehole advanced to approximately 4.3 feet bgs. Soil resistivity testing consisted of the performance of two (2) Wenner arrays. The soil resistivity tests were performed approximately perpendicular to each other, bisecting the approximate center of the proposed construction and the centerline of the access road. The infiltration and resistivity testing are further discussed in Sections 7 and 8.
The subsurface investigation was observed on a full-time basis by a Tectonic representative, working under the supervision of a New York State licensed Professional Engineer. The representative also classified soil samples as they were recovered; collected representative soil samples for laboratory testing; provided subcontractor oversight;
prepared logs of the soil and groundwater conditions encountered; performed infiltration testing; and performed soil resistivity testing. All soil samples were field classified in general accordance with the New York State Building Code (Code), the Unified Soil Classification System (USCS), as detailed in ASTM D2488, and the Modified Burmister Soil Classification System. The boring, soil resistivity, and infiltration test logs are attached.
W.O. # 12701.WAWARSING Page 3 January 14, 2026
4.0 LABORATORY TESTING
Laboratory testing consisted of four (4) grain size distribution analyses performed in general accordance with ASTM D6913. In addition, one (1) corrosivity test was performed on a bulk soil sample, collected from a depth of 2 to 6 feet bgs, to identify the chloride and sulfate contents and the pH of the soils. The soil corrosivity testing was performed by Phoenix Environmental Laboratories, Inc., of Manchester, Connecticut. The results of the laboratory testing are attached.
5.0 SUBSURFACE CONDITIONS
Subsurface conditions generally consisted of granular fill overlying what is described as glacial till by a New York State surficial geology map. The following is a general description of the encountered subsurface conditions. Detailed descriptions can be found on the attached boring logs.
An automatic hammer was used in the SPT sampling of the borings. Given that an automatic hammer imparts more energy into the split spoon sampler than a safety hammer (N60), the standard hammer used for most geotechnical engineering calculations, an energy correction factor of 1.3 has been applied to the field N-values to obtain the N60-values.
The borings were advanced through the glacial till to the termination depth of the borings, ranging from 22 to 42 feet bgs. The glacial till consisted primarily of coarse to fine sand containing approximately 15 to 23 percent fines, and 12 to 29 percent coarse to fine gravel. Isolated layers of coarse to fine gravel with variable amounts of coarse to fine sand, and silt were encountered in boring B-1 at the surface and at depths of approximately 10 feet bgs. Also, an isolated layer of silt was encountered within boring B-4 to depths ranging from 0 to 6 feet bgs. Field SPT N-values in the glacial till ranged from 2 to 96 blows per foot (bpf), corresponding to energy corrected N60 values of ranging from approximately 3 to 125 bpf. The relative density of the glacial till within borings B-1 and B-2 ranged from very loose to dense, with most of the samples being loose to an approximate depth of 15 feet bgs. The relative density of the glacial till within borings B-3 and B-4 generally ranged from medium dense to very dense, with most of the samples being in a medium dense condition.
Saturated soil conditions were not encountered during the drilling activities. It should be noted that groundwater levels fluctuate with rainfall and seasonal changes, and groundwater may occur in a perched condition overlying the fine-grained and dense to very dense soils. Tectonic recommends installing a groundwater observation well within the footprint of the tower foundation if long‑term groundwater measurements are required by the contractor or the design team.
6.0 SOIL CORROSIVITY TESTING
As noted, chemical testing was performed on a composite soil sample to evaluate the chloride and sulfate contents and pH of the native soils. Testing was performed on a composite sample collected from the native soils. The chemical testing was performed by Pheonix Environmental Laboratories, Inc. at their testing facility in Manchester, Connecticut. Table 6-1 summarizes the results of the laboratory testing. Additional details are presented within the attached laboratory report.
W.O. # 12701.WAWARSING Page 4 January 14, 2026
Table 6-1 Corrosivity Test Results
Soil Type Sample
No.
Depth
(ft)
Chloride
Content
(mg/kg(1,2))
Sulfate
Content
(mg/kg(1,2) pH
Native Composite 2 to 6 235 <55 9.70
Notes:
1. The ratio mg/kg is equal to parts per million (ppm).
2. Content values preceded with a less than symbol (<) indicate that the content was below the detectable limit.
7.0 RESISTIVITY TESTING
The resistivity testing was performed with an AEMC Industries Model 6472 digital Ground Resistance Tester. The data presented below in Tables 7-1 and 7-2 includes the calculated earth resistivity, based on the measured resistance at each “a” spacing, which per the assumption of the Wenner array method, represents the average earth resistivity of a hemisphere of soil having a radius equal to the “a” spacing. Resistivity test logs are attached.
Table 7-1 - Resistivity Test Results
Measured Resistivity for Varying “A” Spacings (Ohm-Cm)
Array
Number
Electrode Spacing
1 Ft 2 Ft 4 Ft 6 Ft 8 Ft 16 Ft 25 Ft
Test 1 931 2,421 6,113 3,493 1,302 1,593 N/A (1)
Test 2 875 2,394 2,605 8,400 3,708 N/A (2)
2,729
Notes:
1. Testing was not performed at this spacing due to site constraints and a limited work area.
2. Testing was not performed at this spacing due to obstruction.
Table 7-2 - Resistivity Test Results
Measured Resistivity for Varying “A” Spacings (Ohm-Cm)
Array
Number
Electrode Spacing
5 Ft 10 Ft 15 Ft 20 Ft 30 Ft 40 Ft 60 Ft 80 Ft 100 Ft
Test 3 14,268 36,004 29,014 29,416 36,425 39,834 49,410 62,969 73,923
Test 4 14,842 23,556 23,412 22,675 28,842 31,408 N/A (1) N/A
(1) N/A
(1)
Notes:
1. Testing was not performed at this spacing due to site constraints and a limited work area
8.0 INFILTRATION TESTING
The infiltration testing was performed in accordance with the NYSDEC’s Stormwater Management Design Manual Appendix D procedures on December 5, 2025. Four (4) consecutive tests were performed, and a rate 2 inches per hour was taken as the stable infiltration rate. The infiltration test log is attached.
W.O. # 12701.WAWARSING Page 5 January 14, 2026
9.0 SITE CLASS AND SEISMIC SITE COEFFICIENTS
Based on the results of the subsurface investigation and the criteria outlined in the current edition of the New York State Building Code and TIA-222-H, the subsurface conditions underlying the site should be considered Class D. The associated seismic design parameters from ASCE 7-16 are attached.
10.0 TOWER FOUNDATION RECOMMENDATIONS
It is recommended that the proposed tower be supported on a mat foundation (pad and pier). Alternatively, the SST can be supported on a drilled shaft bearing within the denser soils. It should be noted that the surrounding areas of the site show approximately 1H:1V and 1H:2V slopes which, given the loose to medium dense state of the granular soils on-site, might have a potential for geotechnical slope stability issues. A slope stability analysis was not conducted as part of this scope.
10.1 Mat Foundation Design Recommendations:
Based on the TIA, the frost depth for this site is 4 feet bgs, so new foundations should be established at this depth or deeper to minimize the risk of frost heave. A single mat foundation bearing on the glacial till should be sized using a net ultimate bearing capacity of 3,000 pounds per square foot (psf). The maximum compressive pressure at the edges of the foundation that occurs because of overturning loads should not exceed the above recommended bearing capacity value. The dimensions and depth of embedment of the foundation should be established by the design engineer to provide sufficient resistance to the design loads.
The subgrade should be confirmed by the Tectonic geotechnical engineer prior to placing any steel or concrete, and prior to performing any other construction activities, other than excavation. The calculation of sliding resistance at the base of the mat should incorporate a sliding (friction) coefficient of 0.55. The passive earth pressure resistance along the sides of the foundation can be calculated using the following properties:
Lateral Parameters Existing Soil &
Structural Fill
Kp 3.54*
34°
Where, = design unit weight of soil (pounds per cubic foot).
= angle of internal friction (degrees).
Kp = passive earth pressure coefficient.
* Passive pressure should be reduced above a depth of 4 feet to account for frost disturbance
Based on the information gathered during drilling activities, groundwater is not anticipated to impact the design of the mat, however, localized dewatering may be required to remove perched water or infiltrating surface water after periods of wet weather.
W.O. # 12701.WAWARSING Page 6 January 14, 2026
10.2 Mat Foundation Construction Considerations
The foundation subgrade should be prepared by excavating to the bearing depth using hydraulic excavation equipment. The subgrade should then be inspected by the Tectonic geotechnical engineer to verify that the materials are consistent with those described in this report. Any unsuitable materials (soil other than those recommended for bearing) should be removed as directed by the Tectonic geotechnical engineer. The area of removal should be within the zone of influence of the foundation, which is defined by imaginary lines sloping downward and outward from the bottom edge of the foundation at a 1 horizontal to 1 vertical slope.
Any new fill slopes should be constructed on a slope inclination no steeper than 3 to 1 (Horizontal to Vertical) unless a detailed slope stability evaluation is performed. The sides of the excavation should be sloped back for safety unless a sheeting or bracing system is used. The Occupational Safety and Health Administration (OSHA) and other applicable agency requirements pertaining to worker safety should be met during the excavation activities.
10.3 Drilled Shaft Recommendations
A drilled shaft foundation for the tower should bear at a minimum depth of 15 feet bgs or at least 3 times the shaft diameter, whichever is greater. This recommended minimum bearing depth is based on the loose to medium dense soil conditions encountered within the borings B-1 and B-2. The actual depth of embedment and the diameter of the drilled shaft should be determined by the design engineer based on the actual loads and the geotechnical design criteria presented in this report.
The following ultimate end bearing pressures and side resistance values are provided for design of the drilled shaft. The appropriate reduction factors (to be determined by others) should be applied to these ultimate values to obtain the allowable values.
Depth Below
Existing Grade
(Feet) 0 to 15
Ultimate End Bearing
Pressure, qb
(3)
(Pounds per Sq. Ft.)
NA
Ultimate Side
Resistance(1,2)
(Pounds per Sq. Ft.)
0 to 1,100
15 to 42 10,000 1,100 to 2,400
(1) The lower and higher values correspond to the lower and higher depth values, respectively, cited in the left column. The values are estimated based on casting concrete directly against the sidewall of the excavation on the same day that the excavation is started.
(2) Ignore side resistance within the upper 5 feet of soil due to frost action.
(3) The provided ultimate end bearing pressures only apply to depths below approximately 15 feet bgs.
The following soil parameters are provided for designing to resist lateral movement and tilting and for analyzing lateral deflection and lateral stability. Lateral deflection at the top of the drilled shaft should be checked using a computer program such as LPILE. Maximum deflection should not exceed that recommended by the manufacturer of the structure.
W.O. # 12701.WAWARSING Page 7 January 14, 2026
Depth
(feet)
(pcf)
(degrees)
C
(psf)
Kl
(pci) ε50 Kp
0 to 15 115 30 NA 25 NA 3.00
15 to 42 130 34 NA 90 NA 3.54
= design unit weight of soil (pounds per cubic foot)
= angle of internal friction (degrees)
C = cohesion (pounds per square foot)
Kl = coefficient of lateral subgrade reaction (pounds per cubic inch) required for p-y curve methods of analysis ε50 = axial strain at 50% of the maximum principal stress difference
Saturated soil conditions were not encountered within the borings. Therefore, based on our subsurface investigation and details obtained from the borings, it is not anticipated that groundwater will be encountered during installation of the drilled shaft unless drilling extends beyond this depth.
10.4 Recommendations for Concrete Pad Foundations
The associated appurtenant structures can be supported on concrete slabs (designed by others) turned down at the edges, at a minimum depth of 12 inches bgs on the native granular soils, if some frost heave can be tolerated. Otherwise, for frost protection all slabs should bear at a minimum depth of 4 feet bgs. The pad should overlie a minimum 12 inches of crushed stone conforming with New York State Department of Transportation (NYSDOT) Standard Specifications, Section 733-Earthwork Materials, Table 733-04A, Type 2, on an approved compacted soil subgrade.
11.0 EARTHWORK CONSTRUCTION CRITERIA
The following sections present our recommendations regarding earthwork and construction monitoring.
11.1 General Site Preparation
Initially, the site should be stripped of all fill material, organics, debris, and vegetation. Debris and vegetation from the clearing operations should be removed from the site and disposed of at a legal dump site. All soils and subsurface obstructions should be removed from the foundation footprint. If encountered, any existing utilities within the project limits should be excavated and re-routed or removed. The resulting excavations should be backfilled with structural fill in accordance with the procedures outlined in Section
11. Trench excavations should be properly benched to allow for adequate compaction.
11.2 Subgrade Preparation
Soil subgrades should be inspected by the Tectonic geotechnical engineer prior to the placement of backfill or concrete. Any soil deemed unsuitable by the Tectonic geotechnical engineer, or areas found to be soft/loose during proofrolling, should be removed and replaced with properly compacted structural fill.
All subgrades, and any surfaces to receive backfill, crushed stone, or concrete, should be proofrolled under the observation of the Tectonic geotechnical engineer. Proofrolling should be performed by making a minimum of four (4) passes in perpendicular directions with a 10-ton static roller in open areas, or a 1.5-ton trench roller where access is confined, to verify that the subgrade is in a firm, stable, and unyielding
W.O. # 12701.WAWARSING Page 8 January 14, 2026 condition. Site soils contain an appreciable amount of fines and preparation of soil subgrades in wet or cold weather will be exceedingly difficult, accordingly. Care should be taken to protect exposed soil subgrades from conditions that may lead to saturation. Proofrolling should not be performed on saturated soils or in areas having freestanding surface water, until they are dewatered and allowed to dry. Proofrolling soils that exceed the optimum moisture content may disturb the soils, resulting in more unfavorable conditions.
11.3 Backfill Materials
The existing native soils were identified to have appreciable amounts of silt (fines) and are therefore not suitable for structural fill to be used around the mat foundation. However, at the contractor’s choosing, these soils may be tested and used as backfill material overlying the mat foundation if 95 percent compaction can be achieved as described below. The existing soils may also be reused in landscape areas.
Imported structural fill, if required as backfill against foundations, should be free of organic material, be tested and approved by the Tectonic geotechnical engineer, and should conform to the following gradation:
Sieve Size Percent Finer by Weight 2 inches 100 ¼ inch 30-70 No. 40 5-40 No. 200 0-10
As previously mentioned, the native soils were found to have relatively high fines contents. These soils should be considered highly susceptible to moisture and disturbance, and construction delays following periods of wet weather or in the spring and winter months should be anticipated. If used for backfilling, the native soils will likely need to be moisture conditioned at or below the optimum moisture content to achieve the project specified compaction. The native soils will likely soften and experience a reduction in load-carrying capacity when exposed to moisture. These soils are also frost susceptible and will experience expansion and contraction during freeze-thaw cycles.
All fill should be compacted to at least 95 percent of the maximum dry density at near optimum moisture contents as determined by ASTM Standard D1557, “Test Method for Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft
(2,700 kN-m/m
)).” The lift thickness for the fill soils will vary depending on the type of compaction equipment used. Fills should generally be placed in uniform horizontal lifts not exceeding 12 inches in loose thickness in open areas. In confined areas, the loose lift thickness should be reduced to 9 inches or less, and each lift should be compacted with sufficient passes of hand operated vibratory or impact compaction equipment.
A Tectonic geotechnical engineer with appropriate field and laboratory support should approve materials for use as fill and test backfill materials for compliance with the recommended compaction. Each lift of backfill placed at the site should be tested for compaction.
11.4 Protection of Subgrades
Approved subgrades should be protected from the effects of frost, construction traffic, perched groundwater, surface water, and precipitation. The necessary protection should be provided as soon after acceptance as is practicable and should be maintained until the subgrade is covered with concrete or compacted structural fill or crushed stone. It is recommended that temporary surface drainage measures be installed to divert runoff away from the proposed construction limits. As groundwater was not encountered during the subsurface investigation, it is not anticipated that groundwater will be encountered within any excavations. It should be
W.O. # 12701.WAWARSING Page 9 January 14, 2026 noted that groundwater levels fluctuate with rainfall and seasonal changes, and groundwater may occur in a perched condition overlying the fine-grained and dense to very dense soils. Tectonic recommends installing a groundwater observation well within the footprint of the tower foundation if long‑term groundwater measurements are required by the contractor or the design team.
As per our field observations, the on-site soils were observed to contain significant amounts of silt, which make them moisture sensitive. They will readily soften and experience a reduction in load-carrying capacity when exposed to moisture. These soils are also frost susceptible and will experience expansion and contraction during freeze-thaw cycles.
Due to the appreciable amount of fines in the glacial till, maintaining subgrade stabilization during periods of wet weather is a concern. Accordingly, crushed stone may be placed on subgrades after excavation and proofrolling. The crushed stone should be clean ½ to ¾ inch gravel, stone, or recycled concrete, and should not exceed 6 inches in thickness.
11.5 Excavations and Shoring
Temporary excavation slopes, if required, should conform to the latest OSHA standards, including slopes permitted for specified heights and soil conditions encountered. OSHA and other applicable agency requirements pertaining to worker safety should be met during the excavation activities. Site soils should be considered OSHA Type C. Excavations into the native soil should be feasible utilizing standard construction equipment (i.e., hydraulic excavator). Design of excavation support, if required, should conform to the latest OSHA and other applicable agency requirements.
12.0 LIMITATIONS
Our professional services have been performed using that degree of care and skill ordinarily exercised under similar circumstances by reputable geotechnical engineers and geologists practicing in this or similar situations. The interpretation of the field data is based on good judgment and experience. However, no matter how qualified the geotechnical engineer or detailed the investigation, subsurface conditions cannot always be predicted beyond the points of actual sampling and testing. No other warranty, expressed or implied, is made as to the professional advice included in this report.
The recommendations contained in this report are for design purposes only. Contractors and others involved in this project are advised to make an independent assessment of the subsurface conditions for the purpose of estimating quantities and scheduling. No warranty, express or implied, is made as to the advice provided in this report.
This report has been prepared for the exclusive use of the client for the specific application to the proposed project detailed in this report. If any changes in the design or location of the proposed monopole tower are planned, the conclusions and recommendations contained in this report shall not be considered valid unless reviewed and verified in writing by Tectonic Engineering Consultants, Geologists & Land Surveyors, D.P.C. It is recommended that Tectonic be retained to provide construction monitoring and inspection services to ensure proper implementation of the recommendations contained herein, which would otherwise limit our professional liability.
W.O. # 12701.WAWARSING Page 10 January 14, 2026
We trust this report will allow you to proceed with design of the proposed foundations.
Sincerely, TECTONIC ENGINEERING CONSULTANTS, GEOLOGISTS & LAND SURVEYORS, D.P.C.
Christopher Burke, Ph.D., P.E. (NY, NJ, PA, FL), P.M.P.
Senior Vice President, Geotechnical
Attachments: Figure 1– Boring, Infiltration, and Soil Resistivity Test Location Plan Boring, Infiltration, and Soil Resistivity Test Logs Corrosivity Test Results
Soil Legend Sheet Laboratory Test Results ASCE 7-16 Seismic Design Parameters
JA\CDF\CBB: "G:\Newburgh\Geotechnical\12700\12701.WAWARSING\Report\12701.WAWARSING.Geo.Report.docx"
S-1
S-2
S-3
S-4
S-5
S-6
S-7
S-8
S-9
GW
SM
SM
SM
SM
GM
SM
SM
SM
M
M
M
M
M
M
M
M
M
Bwn-blk c-f GRAVEL, and c-f Sand, trace Silt
(FILL)
Bwn m-f SAND, little Silt, little c-f Gravel
Same
Bwn-blk c-f SAND, little Silt, some c Gravel
Bwn c-f SAND, little Silt
Bwn-gy c-f GRAVEL, little c-f Sand, little Silt
Bwn c-f SAND, little f Gravel, little Silt
Bwn c-f SAND, little Silt, little c-f Gravel
Bwn c-f SAND, little Silt, trace c-f Gravel
See Remarks
INSPECTOR:
DRILLER:
DATUM:
DATE START:
DATE FINISH:
Elise Boucher
Andrew C
NOYES
12/4/25
12/4/25
POWER AUGER:
ROT. DRILL:
CASING:
DIAMOND CORE:
Geoprobe 7822DT Track Mounted Drill Rig with Automatic Hammer
3 7/8"
4" TEMP:
*CHANGES IN STRATA ARE INFERRED
SURFACE ELEVATION:
TO
TO
TO
TO
DATE TIME DEPTH
DEPTH
Not Encountered'
G R
O U
N D
W A
T E
R
X
DIA.
TO
Overcast
MON. WELL
SCREEN DEPTH:
WEATHER:
DEPTH TO ROCK:
40'
6'
METHOD OF ADVANCING BORING
443.0
35° F
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
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B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 1 of 2
438.0
433.0
428.0
423.0
418.0
REMARKS:
12701.Wawarsing BORING No. B-1
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
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IC
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G .G
D T
/1
3/
S-10
S-11
S-12
S-13
SM
SM
SM
SM
M
M
M
M
Bwn c-f SAND, little Silt, little c-f Gravel
Bwn c-f SAND, little Silt, trace c-f Gravel
Same
Same
End of Boring at 42'
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
U M
B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 2 of 2
413.0
408.0
403.0
398.0
393.0
388.0
REMARKS:
12701.Wawarsing BORING No. B-1
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
N
IC
E N
G .G
D T
/1
S-3
S-4
S-5
S-6
S-7
S-8
SM
SM
SM
SM
SM
SM
SM
SM
M
M
M
M
M
M
M
M
Bwn c-f SAND, little Silt, little c-f Gravel, little organic (FILL)
Bwn-gy-blk c-f SAND, little Silt, some c-f Gravel
Bwn c-f SAND, some c-f Gravel, some Silt
Bwn-gy-blk c-f SAND, little Silt, little c-f Gravel
Bwn-blk c-f SAND, little Silt, trace c-f Gravel
Bwn-blk c-f SAND, little Silt, little c-f Gravel
Bwn-blk-gy c-f SAND, some c-f Gravel, little Silt
Bwn-gy c-f SAND, little c-f Gravel, little Silt
See Remarks
INSPECTOR:
DRILLER:
DATUM:
DATE START:
DATE FINISH:
Elise Boucher
Andrew C
NOYES
12/4/25
12/4/25
POWER AUGER:
ROT. DRILL:
CASING:
DIAMOND CORE:
Geoprobe 7822DT Track Mounted Drill Rig with Automatic Hammer
3 7/8"
4" TEMP:
*CHANGES IN STRATA ARE INFERRED
SURFACE ELEVATION:
TO
TO
TO
TO
DATE TIME DEPTH
DEPTH
41'
G R
O U
N D
W A
T E
R
X
DIA.
TO
Overcast
MON. WELL
SCREEN DEPTH:
WEATHER:
DEPTH TO ROCK:
40'
10'
METHOD OF ADVANCING BORING
443.0
35° F
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
U M
B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 1 of 2
438.0
433.0
428.0
423.0
418.0
REMARKS:
12701.Wawarsing BORING No. B-2
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
N
IC
E N
G .G
D T
/1
S-9
S-10
S-11
S-12
SM
SM
SM
SM
M
M
M
M
Bwn, lgt-dk gy c-f SAND, and c-f Gravel, little Silt
Bwn-dk gy c-f SAND, little c-f Gravel, little Silt
Bwn c-f SAND, little Silt, trace f Gravel
Bwn-gy-lgt gn c-f SAND, some c-f Gravel, little Silt
End of Boring at 42'
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
U M
B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 2 of 2
413.0
408.0
403.0
398.0
393.0
388.0
REMARKS:
12701.Wawarsing BORING No. B-2
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
N
IC
E N
G .G
D T
/1
3/
S-3
S-4
S-5
S-6
S-7
S-8
SM
SM
SM
SM
SP
SM
SM
SM
M
M
M
M
M
M
M
M
Bwn-gy c-f SAND, and c-f Gravel, little Silt
(FILL)
Bwn-gy c-f SAND, some c-f Gravel, little Silt
(FILL)
Bwn c-f SAND, some c-f Gravel, little Silt
Bwn c-f SAND, some c-f Gravel, little Silt
Bwn c-f SAND, little c-f Gravel, trace Silt
Bwn c-f SAND, some c-f Gravel, little Silt
Same
Bwn c-f SAND, some Silt, little c-f Gravel
End of Boring at 22'
See Remarks
INSPECTOR:
DRILLER:
DATUM:
DATE START:
DATE FINISH:
Carly Chardavoyne
Andrew C
NOYES
12/5/25
12/5/25
POWER AUGER:
ROT. DRILL:
CASING:
DIAMOND CORE:
Geoprobe 7822DT Track Mounted Drill Rig with Automatic Hammer
3 7/8"
4" TEMP:
*CHANGES IN STRATA ARE INFERRED
SURFACE ELEVATION:
TO
TO
TO
TO
DATE TIME DEPTH
DEPTH
Not Encountered'
G R
O U
N D
W A
T E
R
X
DIA.
TO
Clear
MON. WELL
SCREEN DEPTH:
WEATHER:
DEPTH TO ROCK:
20'
10'
METHOD OF ADVANCING BORING
447.0
20° F
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
U M
B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 1 of 1
442.0
437.0
432.0
427.0
422.0
REMARKS:
12701.Wawarsing BORING No. B-3
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
N
IC
E N
G .G
D T
/1
3/
S-3
S-4
S-5
S-6
S-7
S-8
ML
ML
ML
ML
SM
SM
SM
SM
M
M
M
M
M
M
M
M
Dk-bwn-gy c-f SAND, and c-f Gravel, little Silt
(FILL)
Bwn-or SILT, and m-f Sand, trace f Gravel
Bwn-or SILT, and m-f Sand, trace f Gravel
Same
Bwn c-f SAND, some Silt, little c-f Gravel
Same
Bwn c-f SAND, some Silt, trace c-f Gravel
Bwn-gy c-f SAND, some c-f Gravel, little Silt
End of Boring at 22'
See Remarks
INSPECTOR:
DRILLER:
DATUM:
DATE START:
DATE FINISH:
Carly Chardavoyne
Andrew C
NOYES
12/5/25
12/5/25
POWER AUGER:
ROT. DRILL:
CASING:
DIAMOND CORE:
Geoprobe 7822DT Track Mounted Drill Rig with Automatic Hammer
3 7/8"
4" TEMP:
*CHANGES IN STRATA ARE INFERRED
SURFACE ELEVATION:
TO
TO
TO
TO
DATE TIME DEPTH
DEPTH
Not Encountered'
G R
O U
N D
W A
T E
R
X
DIA.
TO
Clear
MON. WELL
SCREEN DEPTH:
WEATHER:
DEPTH TO ROCK:
20'
10'
METHOD OF ADVANCING BORING
438.0
20° F
Proposed Public Safety Radio Tower – WawarsingPROJECT:
LOCATION:
E
LE
V A
T
IO
N
F T
Napanoch, NY
PROJECT No.
PG Environmental Services
UNCONFINED COMPRESS. STRENGTH
D E
P T
H
F T
LE
N
G T
H (I
N
Ulster County
Surface elevations are estimated based on a topographical survey drawings prepared by Tectonic entitled "Topographic Map - Proposed Tower Site Plan", Sheet: LE-2, Dated 8/14/24.
CONTRACTOR:
STANDARD
PENETRATION (BLOWS/FT.)P
E N
E T
R A
T
IO
N R
E S
IS
T
A N
C E
(B L/
IN
S A
M P
LE
N
U M
B E
R
R Q
D
) U N
IF
IE
D
S O
IL
C
LA
S
S
DESCRIPTION
OF
MATERIAL
PLASTIC
LIMIT %
M O
IS
T
U R
E
SAMPLES
RECOV.
CLIENT:
SHEET No. 1 of 1
433.0
428.0
423.0
418.0
413.0
REMARKS:
12701.Wawarsing BORING No. B-4
LI
T
H O
LO
G
Y
1 2 3 4 5
10 20 30 40 50
10 20 30 40 50
N O
R M
IN
./F
T
(TONS/FT)
WATER
CONTENT %
LIQUID
LIMIT %
B O
R
IN
G L
O G
1.
W A
W A
R S
IN
G
.G P
J T
E C
T O
N
IC
E N
G .G
D T
/1
3/
COARSE GRAINED SOIL
TERM
coarse - c No. 4 Sieve to No. 10 Sieve medium - m No. 10 40 Sieve fine - f No, 40 200 Sieve
COBBLES BOULDERS 10" +
FINE GRAINED SOIL
PLASTICITY INDEX
DESCRIPTIVE TERM
trace little some and
COLOR
Blue - blue Gy - gray Wh - white
Blk - black Or - orange Yl - yellow
Bwn - brown Rd - red Lgt - light
Gn - green Tn - tan Dk - dark
SAMPLE NOTATION
S - Split Spoon Soil Sample WOC - Weight of Casing
U - Undisturbed Tube Sample WOR - Weight of Rods
C - Core Sample WOH - Weight of Hammer
B - Bulk Soil Sample PPR - Compressive Strength based on
NR - No Recovery of Sample Pocket Penetrometer
TV - Shear Strength (tsf) based on Torvane
ADDITIONAL CLASSIFICATIONS
PROPORTIONS OF COMPONENT
10 - 20
20 - 35
35 - 50
11 - 20
21 - 40 greater than 40 high very high none
PLASTICITY
slight low
0 - 1
2 - 5
6 - 10
Clay
The primary component is fully capitalized if >50% of sample
1 - 10
PROPORTION
PERCENT OF SAMPLE WEIGHT
medium
Silt
Clayey Silt
Silt & Clay
(Finer than No. 200 Sieve)
DESCRIPTION
New York City Building Code soil classifications are given in parentheses at the end of each description of material, Clay & Silt
Silty Clay coarse to fine, c-f
Less than 10% coarse to medium
Less than 10% medium and fine
GRADATION DESIGNATIONS
if applicable. See sections 1804.2 of the 2008 Building Code for further details.
All greater than 10% medium, m coarse, c coarse to medium, c-m
3" to 10"
3" to 3/4"
3/4" to 3/16"
Less than 10% coarse
Less than 10% coarse and fine
Less than 10% fine fine, f medium to fine, m-f
Sieve to No.
Sieve to No.
LEGEND FOR SOIL DESCRIPTION
DESCRIPTIVE TERM & GRAIN SIZE
GRAVELSAND
(Coarser then No. 200 Sieve)
1279 Route 300
Newburgh, NY 12550
(845) 567-6656
W.O. No.: Lot No.: Date:
Client:
Project:
Project Engineer:
Inspector:
Infiltration Test Location: (see reverse)
Weather Conditions: 20
TEST TEST TEST STABLE
HOLE HOLE HOLE RATE
No. DEPTH DIA. (in/hr)
INF-1 4' 4" 2"
TIME
TIME
(To Be Completed On Back of Sheet)
Indicate North Indicate Nearest Roadway
Indicate Property Lines Indicate Off-Sets from 2 Adjacent Property Lines
Proposed Public Safety Radio Tower – Wawarsing
Joseph Alvarez
Carly Chardavoyne
Overcast Temperature:
INFILTRATION TEST DATA
12701.Wawarsing 12/5/2025
Ulster County
INFILTRATION TEST RUNS
Drop in water levels (inches) at 1-hour intervals
2' 11" 1.5" 2" 1" 2"
9:25:00 10:25:00 11:25:00 12:25:00 1:25:00
COMMENTS:
COMMENTS:
Sketch Requirements
W.O.#: 12701.WAWARSING PAGE 1 OF 4
CLIENT: DATE:
CONTRACTOR:
4.9
6.3
7.98
3.04
0.85
0.52
Topography:
Remarks:
ADDITIONAL NOTES:
SOIL RESISTIVITY
DATA SHEET
PROJECT: Wawarsing, NY
LOCATION: Wawarsing, NY
Ulster County 12/5/2025 INSPECTOR: Carly Chardwayne
Tectonic Weather / Temp. (F): 20° F SURFACE ELEVATION: Varies
LOCATION OF TEST: Test 1 DATUM: USGS Mapping
2 2" 2421
EQUIPMENT: AEMC Instruments Model 6472 Digital Ground Resistance Tester
Electrode Spacing
"a" (ft) Resistance (ꭥ)
Electrode Depth (in)
[Max = a"/20"] Resistivity (ꭥ*cm)
1 0.5" 931
8 4" 1302
4 2" 6113
6 3" 3493
Orientation of leads: East to West
16 8" 1593
Level gravel road
See Boring and Soil Resistivity Test Location Plan for further information.
Wenner Four Point method
W.O.#: 12701.WAWARSING PAGE 2 OF 4
CONTRACTOR:
4.6
6.3
3.4
7.31
2.42
0.57
Topography:
Remarks:
ADDITIONAL NOTES:
Wenner Four Point method
Level gravel road
See Boring and Soil Resistivity Test Location Plan for further information.
Orientation of leads: North to South
25 10" 2729
8 4" 3708
4 2" 2605
6 3" 8400
2 2" 2394
EQUIPMENT: AEMC Instruments Model 6472 Digital Ground Resistance Tester
Electrode Spacing
"a" (ft) Resistance (ꭥ)
Electrode Depth (in)
[Max = a"/20"] Resistivity (ꭥ*cm)
1 0.5" 875
Tectonic Weather / Temp. (F): 20° F SURFACE ELEVATION: Varies
LOCATION OF TEST: Test 2 DATUM: USGS Mapping
SOIL RESISTIVITY
DATA SHEET
PROJECT: Wawarsing, NY
LOCATION: Wawarsing, NY
Ulster County 12/5/2025 INSPECTOR: Carly Chardwayne
W.O.#: 12701.WAWARSING PAGE 3 OF 4
CONTRACTOR:
14.90
18.80
10.10
7.68
6.34
5.20
4.30
4.11
3.86
Topography:
Remarks:
ADDITIONAL NOTES:
Tectonic Weather / Temp. (F): 40° F SURFACE ELEVATION: Varies
LOCATION OF TEST: Test 3 DATUM: USGS Mapping
SOIL RESISTIVITY
DATA SHEET
PROJECT: Wawarsing, NY
LOCATION: Wawarsing, NY
Ulster County 1/5/2026 INSPECTOR: Connor McCleary
10 6" 36004
EQUIPMENT: AEMC Instruments Model 6472 Digital Ground Resistance Tester
Electrode Spacing
"a" (ft) Resistance (ꭥ)
Electrode Depth (in)
[Max = a"/20"] Resistivity (ꭥ*cm)
5 3" 14268
30 12" 36425
15 8" 29014
20 10" 29416
40 12" 39834
60 12" 49410
Level gravel road (North to South)
Wenner Four Point method
100 12" 73923
80 12" 62969
W.O.#: 12701.WAWARSING PAGE 4 OF 4
CONTRACTOR:
15.50
12.30
8.15
5.92
5.02
4.10
Topography:
Remarks:
ADDITIONAL NOTES:
SOIL RESISTIVITY
DATA SHEET
PROJECT: Wawarsing, NY
LOCATION: Wawarsing, NY
Ulster County 1/5/2026 INSPECTOR: Connor McCleary
EQUIPMENT: AEMC Instruments Model 6472 Digital Ground Resistance Tester
Electrode Spacing
"a" (ft) Resistance (ꭥ)
Electrode Depth (in)
[Max = a"/20"] Resistivity (ꭥ*cm)
Tectonic Weather / Temp. (F): 40° F SURFACE ELEVATION: Varies
LOCATION OF TEST: Test 4 DATUM: USGS Mapping
15 8" 23412
5 3" 14842
10 6" 23556
40 12" 31408
20 10" 22675
30 12" 28842
100 - -
60 - -
80 - -
Level gravel road (East to West)
Wenner Four Point method
CU97430
Friday, December 19, 2025
Sample ID#s:
Attn: Denise Vesely Tectonic Engineering 70 Pleasant Hill Road Mountainville, NY 10953
SDG ID: GCU97430
Project ID: 12701.WAWARSING
Sincerely yours, Laboratory Director Phyllis Shiller
The contents of this report cannot be discussed with anyone other than the client listed above without their written consent.
NELAC - #NY11301
CT Lab Registration #PH-0618 MA Lab Registration #M-CT007 ME Lab Registration #CT-007 NH Lab Registration #213693-A,B
NJ Lab Registration #CT-003 NY Lab Registration #11301 PA Lab Registration #68-03530 RI Lab Registration #63 VT Lab Registration #VT11301
This laboratory is in compliance with the NELAC requirements of procedures used except where indicated.
This report contains results for the parameters tested, under the sampling conditions described on the Chain Of Custody, as received by the laboratory. This report is incomplete unless all pages indicated in the pagination at the bottom of the page are included.
A scanned version of the COC form accompanies the analytical report and is an exact duplicate of the original.
All soils, solids and sludges are reported on a dry weight basis unless otherwise noted in the sample comments.
587 East Middle Turnpike, P.O. Box 370, Manchester, CT 06040
Sample Id Cross Reference December 19, 2025
587 East Middle Turnpike, P.O.Box 370, Manchester, CT 06045 Tel. (860) 645-1102 Fax (860) 645-0823
Environmental Laboratories, Inc.
SDG I.D.: GCU97430
Client Id Lab Id Matrix
Project ID: 12701.WAWARSING
Col Date
COMPOSITE 1 (SAND) CU97430 SOIL 12/04/25 12:00
Sample Information Custody Information Matrix:
Location Code:
Rush Request:
P.O.#:
Collected by:
Received by:
Analyzed by:
SOIL
TECTONIC
Standard
12/04/25
SR1
see "By" below
Laboratory Data
COMPOSITE 1 (SAND)
Phoenix ID: CU97430
12/17/25 12:00 13:14
Parameter Result
RL/
PQL Units Date/Time By Reference
FOR: Attn: Denise Vesely Tectonic Engineering 70 Pleasant Hill Road Mountainville, NY 10953
Analysis Report December 19, 2025
Date Time
SDG ID: GCU97430
Client ID:
Project ID: 12701.WAWARSING
Dilution
587 East Middle Turnpike, P.O.Box 370, Manchester, CT 06045 Tel. (860) 645-1102
Environmental Laboratories, Inc.
91Percent Solid 12/17/25 CV SW846-%Solid% 235Chloride 55 12/18/25 DD/GD SW9056Amg/kg 10 9.70pH at 22C - Soil 1.00 12/18/25 00:11 KG SW846 9045DpH Units 1 < 55Sulfate 55 12/18/25 DD/GD SW9056Amg/kg 10
Comments:
The regulatory hold time for pH is immediately. This pH was performed in the laboratory and may be considered outside of hold-time.
All soils, solids and sludges are reported on a dry weight basis unless otherwise noted in the sample comments.
Phyllis Shiller, Laboratory Director December 19, 2025
If you are the client above and have any questions concerning this testing, please do not hesitate to contact Phoenix Client Services at ext.200.
The contents of this report cannot be discussed with anyone other than the client listed above without their written consent.
Reviewed and Released by: Anil Makol, Project Manager
RL/PQL=Reporting/Practical Quantitation Level (Equivalent to NELAC LOQ, Limit of Quantitation) ND=Not Detected at RL/PQL BRL=Below Reporting Level L=Biased Low
Ver 1
QA/QC Data
Parameter Blk Blank RL
MS
MSD
MS
RPD
QA/QC Report December 19, 2025
587 East Middle Turnpike, P.O.Box 370, Manchester, CT 06045 Tel. (860) 645-1102
Environmental Laboratories, Inc.
SDG I.D.: GCU97430
LCS
Dup
RPD
LCSD
LCS
RPD
Rec
Limits
RPD
Limits Sample Result
Dup Result
QA/QC Batch 819367 (PH), QC Sample No: CU96121 (CU97430) pH 1000 85 - 115 2011.0 11.0
QA/QC Batch 819474 (mg/L), QC Sample No: CU98068 (CU97430) Chloride 95.7BRL 93.0NC 90 - 110 2026.3 24.05.0 Sulfate 95.0BRL 91.1NC 90 - 110 209.7 9.05.0
MS
Phyllis Shiller, Laboratory Director
If there are any questions regarding this data, please call Phoenix Client Services at extension 200.
December 19, 2025
MS Dup
RPD
LCS
LCSD
NC
Intf
Matrix Spike Matrix Spike Duplicate
Relative Percent Difference Laboratory Control Sample Laboratory Control Sample Duplicate
No Criteria Interference
(ISO) Isotope Dilution-
Sample Criteria Exceedances ReportFriday, December 19, 2025
Acode Phoenix Analyte CriteriaResult RLSampNo Analysis
UnitsCriteria
GCU97430 - TECTONICCriteria: None
RL
Criteria
State: NY
#Type!*** No Data to Display ***
Phoenix Laboratories does not assume responsibility for the data contained in this exceedance report. It is provided as an additional tool to identify requested criteria exceedences. All efforts are made to ensure the accuracy of the data (obtained from appropriate agencies). A lack of exceedence information does not necessarily suggest conformance to the criteria. It is ultimately the site professional's responsibility to determine appropriate compliance.
Analysis Comments
587 East Middle Turnpike, P.O.Box 370, Manchester, CT 06045 Tel. (860) 645-1102 Fax (860) 645-0823
Environmental Laboratories, Inc.
SDG I.D.: GCU97430
The following analysis comments are made regarding exceptions to criteria not already noted in the Analysis Report or QA/QC Report: None.
NY Temperature Narration
587 East Middle Turnpike, P.O.Box 370, Manchester, CT 06045 Tel. (860) 645-1102 Fax (860) 645-0823
Environmental Laboratories, Inc.
SDG I.D.: GCU97430
The samples in this delivery group were received at 12.9°C.
(Note acceptance criteria for relevant matrices is above freezing up to 6°C)
0.0010.010.1110100
Bwn m-f SAND, little Silt, little c-f Gravel
Bwn c-f SAND, little f Gravel, little Silt
Bwn c-f Sand, some c-f Gravel, some Silt
Bwn-Or SILT, and m-f Sand, trace f Gravel
10 14
Boring
Boring
Boring
Boring
HYDROMETER
40 200
Classification
37.5
9.5
37.5
9.5
17.8
15.3
22.8
52.9 coarse
0.698
1.202
1.276
0.129
0.201
0.219
0.162 coarse
GRAIN SIZE DISTRIBUTION
B-1
B-1
B-2
B-4
B-1
B-1
B-2
B-4
2.0
12.0
4.0
2.0
S-2
S-7
S-3
S-2
SAND
COBBLES
medium
6 2 fine
1/2 20 fine
69.6
66.0
48.1
40.4
12.6
18.7
29.1
6.6
P E
R C
E N
T F
IN
E
R B
Y W
E
IG
H T
LL PL PI Cc CuSample Identification WC%
Source of MaterialSample Identification %ClayD100 D60 D30 D10 %Gravel %Sand
3/4
SILT OR CLAY
4 60
U.S. SIEVE NUMBERS
33/8 5030
GRAVEL
%Silt %Clay%Clay
8.8
14.8
9.6
11.5
2.0
12.0
4.0
2.0
3 81.5
U.S. SIEVE OPENING IN INCHES
GRAIN SIZE IN MILLIMETERS
S-2
S-7
S-3
S-2
Project No: 12701.Wawarsing Date: 1/9/26
Project: Wawarsing
Location: Napanoch, NY
280 Little Britain Road, Bldg.2 Newburgh, NY 12550 Telephone: (845) 563-9081 Fax: (845) 563-9085
G R
A
IN
S
IZ
E D
IS
T
R
IB
U T
IO
N
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A W
A R
S
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G .G
P J
T E
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.G D
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/9 /2
ASCE Hazards Report Address:
No Address at This Location
Standard: ASCE/SEI 7-16 Latitude: 41.755266
Risk Category: III Longitude: -74.364831
Soil Class: D - Stiff Soil Elevation: 442.7073963287097 ft
(NAVD 88)
Page 1 of 3https://ascehazardtool.org/ Fri Dec 26 2025
SS : 0.17
S1 : 0.052
Fa : 1.6
Fv : 2.4
SMS : 0.272
SM1 : 0.125
SDS : 0.181
SD1 : 0.083
TL : 6
PGA : 0.091
PGA M : 0.146
FPGA : 1.6
Ie : 1.25
Cv : 0.7
Seismic Design Category: B Design Response Spectrum
S (g) vs T(s)a
MCE Response SpectrumR
S (g) vs T(s)a
Design Vertical Response Spectrum
S (g) vs T(s)a
MCE Vertical Response SpectrumR
S (g) vs T(s)a
Seismic
D - Stiff SoilSite Soil Class:
Results:
Data Accessed: Fri Dec 26 2025
Date Source:
USGS Seismic Design Maps based on ASCE/SEI 7-16 and ASCE/SEI 7-16 Table 1.5-2. Additional data for site-specific ground motion procedures in accordance with ASCE/SEI 7-16 Ch. 21 are available from USGS.
Page 2 of 3https://ascehazardtool.org/ Fri Dec 26 2025
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