A02_SiLi_Bead_Material_Specification.pdf

Material Specification

I. MATERIAL: Obtain the glass bead filter media for relief wells 70R, 71R, 73XA that is equivalent with the standard RF‐40 filter back. The calculated US tonnage is 8.6, 7.8, and 7.8 respectively for a total of 24.2 US tons or 21.95 MT. The first order of work is to acquire the beads in FY16 so that MVS can install them early in FY17 and begin the monitoring process. MVS would like to acquire the material and to then furnish this material to the contractor chosen to install the wells.

A. Material

1. Polished glass beads made of chemical and hygienic pure soda lime glass.

2. Acidic and alkaline resistant.

B Quality Assurance

1. Product shall be in compliance with AWWA A 100 water well specification.

2. Product shall be NSF 61 certified.

3. Product shall be registered and approved by Illinois Water Well Construction

Code

4. Provide at a minimum two (2) sample gradations pulled randomly from different locations within the shipment to conform with testing procedure

ASTM D6913

C. Technical Specification for Thermal Rounded Soda Lime Glass Beads

1. Nominal roundness: 0.93

2. Bulk density: 90.50 lbs/cubic ft.

3. Transformation temperature: 542

4. Softening point: 719

5. Melting Point: 1441

6. Specific thermal conductivity: 1,129 W/km

7. Hardness according to Mohs: 6

8. Available Sizes: 0.25 mm – 16.8 mm

D. Size Selection

The St. Louis Army Corps of Engineers along with the help of the assigned manufacturer’s representative will select the bead size and tonnage based upon analysis of soil formation samples in accordance with the grain size distributions that have been provided. The approximate tonnage is 22 MT.

E. EPA Designated Under the Comprehensive Procurement Guidelines (CPG) program, the Environmental Protection

Agency (EPA) designates products that are or can be made with recovered materials, and recommends practices for buying these products. Any designated product that is being offered or supplied under this contract shall meet the minimum recommended content levels as identified under the CPG program. Visit http://www.epa.gov/epawaste/conserve/tools/cpg/products for a complete list of designated products and the associated recommended content levels. Offerors must be able to demonstrate that each offered product meets minimum content levels upon request.

F. Shipment

The material shall be shipped to Repair Unit Land (RUL) 400 Old Rock Rd. Unit 2 Granite city, IL 62040 in weather resistant, durable, and portable containers/super sacks the 1st week of October 2016. The exact date and time will be coordinated with the projects’ Facility manager Matt Chilbec (636‐899‐0072).

SB#40 SB#30

Sieve Size in

Millimeters

1.5 38.10

1 25.40

0.875 22.23

0.75 19.10

0.625 15.88

0.5 12.70

0.375 9.52

0.25 6.35

#4 4.76

#6 3.35

#7 2.80

#8 2.36

#10 2.00 100.00

#12 1.70 100‐87

#14 1.40 80‐67 100.00

#16 1.18 57‐43 100‐91

#18 1.00 30‐16 94‐80

#20 0.85 14‐0 72‐48

#30 0.60 7‐0 15‐1

#40 0.42 0 7‐0

#50 0.30 0

#70 0.21

#80 0.18

#100 0.15

#200 0.07 d15=1.3 d15=0.9 d50=1.4 d50=1.18 d85=1.7 d85=1.7