Ground Penetrating Radar System.doc

MAINE AIR NATIONAL GUARD

101st CIVIL ENGINEER SQUADRON (AMC)

106 ASHLEY AVENUE, SUITE 486

BANGOR, MAINE 04401-3051

Purchase of a Ground Penetrating Radar System 8/18/10

FOR

UNITED STATES PROPERTY AND FISCAL OFFICES

MAINE NATIONAL GUARD

AUGUSTA, MAINE 04333

PART 1

GENERAL:

1.1 LOCATION: The requirement is for the 101st Civil Engineering Squadron Fire Department, Bangor, Maine Air National Guard (ANG), Bangor International Airport, Bangor, Maine 04401

1.2 CONTRACTING OFFICER REPRESENTATIVE (COR): The 101st Civil Engineer Squadron provides the C.O.R. and all technical advice or assistance. The following individual is the designated C.O.R. for this project: CMSgt. James Winchenbach.

1.3 GOVERNMENT FURNISHED EQUIPMENT (GFE): None

1.4 APPLICABLE PUBLICATIONS: Ditch Witch Model 2150GR

1.5 MATERIAL REQUIREMENTS: Buy American Act

1.6 ENVIRONMENTAL PROTECTION: The contractor is responsible for ensuring that all construction activities meet or exceed U.S. EPA requirements for environmental protection. Not Applicable.

A. SUBMITTALS: Provide submittals to the C.O.R. for review and approval. For this project, the following submittals shall be submitted:

1.7 SUMMARY OF EQUIPMENT: All per specifications and sketches with the following major descriptive items:

1.7.1 Require a Ground Penetrating Radar for detecting both metallic and non-metallic pipes and cables up to depths of 19’-0” depending on soil conditions, and that can be used with a survey speed of up to 5.6 MPH. Must be easily carried and transportable by one person to the job site.

1.7.2 Must meet or exceed all the following specifications:

1.7.2.1 Survey path width: 19.7 inches

1.7.2.2 Recording Channels: 1

1.7.2.3 Transmitting frequency: 100KHZ

1.7.2.4 Typical antenna frequency: 250 or 700 MHZ

1.7.2.5 Typical collection speed, scans a second: 100

1.7.2.6 Typical collection speed, @ 2” (5-CM) sampling interval: 5.6 MPH

1.7.2.7 Display mode: gray scale/color palette

1.7.2.8 Zoom: Up to 4 X

1.7.2.9 Data storage: Lap Top Hard drive

1.7.2.10 Maximum profile length: unlimited

1.7.2.11 Stored data format: raw data

1.7.2.12 Setting of GPR propagation velocity ( to get accurate evaluation of depth of detected targets: ground truth or hyperbola methods

1.7.2.13 Reading of pipe position/depth: Software cursor.

1.7.2.14 System output: radar map with descriptor of detected utilities

1.7.2.15 Diagnostic: radar and power system status, excessive speed, data loss

1.7.2.16 Battery operating life: > 10 hours

1.7.2.17 Power supply: 12v sealed lead acid, 12 AH

1.7.2.18 Operating temperature: 14 degrees F to 104 degrees F

1.7.2.19 Humidity; 100% sealed

1.7.2.20 Weight without battery: 19.8 LB

1.7.2.21 Length without handle: 26.7 inches

1.7.2.22 Width without handle: 31.4 inches

1.7.2.23 Environmental: 31 in

1.7.2.24 250 MHZ antenna performance: ultra wide band, ground coupled, shielded dipole, range 0.6-8.2 feet, maximum range, 0.32- 19.7 feet.

1.7.2.25 700MHZ antenna performance: ultra wide band, ground coupled, shielded dipole, range 0.32- 4.9 ft, maximum range 0.32-8.2 ft.

1.7.2.26 Dual frequency: ultra wide band, ground coupled, shielded dipole, range 0.32- 8.2 ft, maximum range 0.32- 19.7 ft.

PART 2

PRODUCTS:

2.1 Products need to conform to the following: Buy American Act

PART 3

EXECUTION:

3.1 Submission of a Bid by a Contractor may be accepted as primi-facie evidence that he has examined the specifications and drawings and has satisfied himself as to the nature and location of the site of the proposed work and all other matters which can in any way affect the work or the cost thereof under this Contract. Any failure of the Contractor to acquaint himself with all available information, including a physical survey of the site of the proposed work, will not relieve him from successfully performing all the work required to be done for a complete, finished job.