Required Specifications.doc

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Soil Sensors Federal contract opportunity
Solicitation number
12505B21Q0132
Issued by
Department of Agriculture Agricultural Research Service Field Research Implementation and Information Delivery Midwest Area

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Required Specifications: Soil Sensors Minimum Requirements

1. Profile sensors must measure volumetric water content at minimum of 4 discreet depths

2. Maximum measurement depth at 45 – 50 cm

3. Sensors must penetrate soil less than 60 cm, the depth at which a hardpan layer occurs.

4. Sensors with three different cable lengths are required, with a quantity of 4 for each length: 33 ft, 72 ft, and 115 ft (10 m, 22 m, and 35 m).

5. Sensor tubes must have a sealed bottom that excludes water under a high water-table.

6. Sensor tubes must be readily removed and re-installed for farming operations.

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