A02 DOR_Geokon_Piezometer_Contract_1.pdf

Description of Requirement Instrumentation Equipment

Scope: The Geotechnical and Structures Lab (GSL) of the Engineer Research and Development Center has a requirement to purchase Weather Stations, Geokon GeoNet Loggers,Vibrating Wire Piezometers with Cables. The contract will consist of a base purchase of the items in Table 1 and an option to purchase the items in Table 2 within one year of the base contract award. Each optional item in Table 2 can be awarded on an item-by-item basis up to the quantity listed. The vendor shall deliver the following:

Table 1. Base Purchase

Component Information/Specifications Qty Geokon Vibrating Wire

Piezometers

Model 4500 Range 700 kPa

Over Range 1.5x rated pressure Resolution 0.025% FS Accuracy +/- 0.1% FS Linearity < 0.5% FS

Temperature Range -20ºC to +80ºC Thermal Zero Shift <0.05% FS/ºC

Diaphragm Displacement <0.001 cm3 at FS Length 133 mm

Diameter 19.1 mm Mass 0.12 kg

PVC Cable, 0.250", 2 twisted pairs Length 105 ft 2 Length 115 ft 2 Length 130 ft 2 Length 150 ft 10 Length 170 ft 10

Geokon 8900 8-Channel Loggers 4

Table 2. Optional Purchase

Component Information/Specifications Qty

Geokon 8900 8-Channel Loggers 5

Geokon 8900 4-Channel Loggers 5

ClimaVUE™50 5

Geokon Model 8600-2 Datalogger 5

Campbell Sci 35544 Cellular Antenna Kit 5

Delivery Cost: Shipping costs must be included in the cost of each item.

Delivery Date: Items listed in Table 1 (base purchase) must be delivered no later than

March 31st.

Items listed in Table 2 (option purchase) must be delivered no later than 14 days after option is exercised.

Delivery Location: Engineer Research and Development Center

3909 Halls Ferry Rd.

Geotechnical and Structures Laboratory Geotechnical Engineering and Geosciences Branch (Bldg 3396) Vicksburg, MS 39180