Attachment_B4_-_8305-5768_D.pdf

State of California Bid Specification #8305-5768_D

Statewide Textiles-Blanket, Cotton Thermal

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Document Summary Detail Type Detail Solicitation 72-02 Commodity Statewide Textiles-Blanket, Cotton Thermal Attachments (Exhibits) 0 Bid Specification 8305-5768_D Specification Date 7/15/2021 Revision Level 0 Revision Date N/A Agency Name Dept. of General Services (DGS)

Attachment 2d

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Table of Contents Document Summary

1.0 SCOPE

2.0 APPLICABLE LAWS and INDUSTRY STANDARDS

3.0 REQUIREMENTS

4.0 WORKMANSHIP

5.0 MARKING

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1.0 SCOPE

This specification establishes the minimum requirements for two (2) types of cotton thermal blankets intended for institutional use.

2.0 APPLICABLE LAWS and INDUSTRY STANDARDS

Specifications and standards referenced in this document in effect on the opening of the Invitation For Bid (IFB) form a part of this specification where referenced.

The apparent silence and/or omission of any specification or detail shall mean only the best industry practices shall prevail.

Please also see the following references for more information:

2.1 American Society for Testing and Material (ASTM)

2.2 American Association of Textile Chemists and Colorists (AATCC)

3.0 REQUIREMENTS

Table 1 – Textiles, Blanket-Cotton Thermal Blend Overall Parameters

SECTION PARAMETER DIMENSION/REQUIREMENT

3.1 Type 1A - Length x Width

Type 2 - Length x Width

66.0-inches by 90.0-inches 66.0-inches by 90.0-inches o Tolerance for Both Types: (+ 3.0-inches, - 0.0-inches)

3.2 Color Type 1A: White, Blue, and Green

Type 2: Blue, and Jade

3.3 Materials Thermal blankets shall be made from two-ply 100% cotton yarn that has been thoroughly cleaned, carded, drawn, and evenly spun with sufficient twist to meet the requirements of the finished blankets.

Table 2 – Textiles, Blanket-Cotton Thermal Blend Design Parameters

SECTION PARAMETER DIMENSION/REQUIREMENT

3.4 Design

Each blanket shall be fabricated from one piece of the blanket cloth with selvage sides.

o Type 1A shall be woven in a square, diamond or checkerboard pattern plain weave construction making it snag free.

3.5 Plain Woven Side Borders Side Borders shall be ½-inch (minimum) up to 6½-inches (maximum) in width and extend the full length of the blanket.

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Table 3 – Textiles, Blanket-Cotton Thermal Blend Sewing Parameters

SECTION PARAMETER DIMENSION/REQUIREMENT

3.6 Hemmed Ends

Both ends of the blanket shall have a minimum of ½-inch two-fold hem using either single or double lockstitch with a minimum of ½-inch backstitch.

All stitches shall penetrate all three (3) layers of basic fabric and be spaced minimum eight (8) to an inch.

All stitches, seams and stitching shall comply with International Organization for Standardization (ISO) 4915 and ISO 4916.

3.7 Thread All thread used in hemming or binding shall be white or dyed cotton conforming to Federal Commercial Item # A-A- 52094A, Type I or II, Ticket No. 24, 4-ply (minimum).

Comparable polyester threads, which meet the minimum breaking strength of the cotton thread, are acceptable.

The color of the thread used shall be the same as the color specified for the blanket.

Table 4 – Textiles, Blanket- Type 1A Cotton Thermal Blend Finished Characteristics

SECTION CHARACTERISTIC DIMENSION/REQUIREMENT

3.8 Weave, Body Plain Weave

3.9 Weave, Border (Each Side) Plain

3.10 Breaking Strength (minimum) per ASTM D5034 Warp: 62 pounds Fill: 51 pounds

3.11 Weight/Blanket (minimum) 3 pounds

3.12 Thread Count

Yarn per inch – Body (minimum) per ASTM D3775 Warp: 18 pounds

Fill: 16 pounds

3.13 Shrinkage (maximum) per AATCC 135 Tolerance: Minus 5%

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Table 5 – Textiles, Blanket- Type 2 Cotton Thermal Blend Finished Characteristics

SECTION CHARACTERISTIC DIMENSION/REQUIREMENT

3.14 Weave, Body Leno or Mock Leno

3.15 Weave, Border (Each Side) and Stabilizer Bars Plain

3.16 Weight/Blanket (minimum) 3.0 pounds 10.0 ounces

3.17 Thread Count

Yarn per inch – Body (minimum) per ASTM D3775 Warp: 14 pounds

Fill: 14 pounds

3.19 Thread Count

Yarn per inch – Border (minimum) per ASTM D3775 Warp: 14 pounds

Fill: 14 pounds

3.20 Shrinkage (maximum) per AATCC 135 Tolerance: Minus 5%

3.21 Colorfastness to Laundering per AATCC 61 Class 4.5 or higher

4.0 WORKMANSHIP

4.1 The finished blankets shall be constructed utilizing first class workmanship in accordance with good commercial practice.

4.2 The blankets when placed on a flat, smooth surface shall be flat with all sides and ends straight and parallel.

4.3 All blankets shall be clean and free from defects or other imperfections that will affect their appearance or serviceability.

4.4 Any description of defects in workmanship shall be given under the most frequently used terms in accordance with ASTM D3990-Standard Terminology Relating to Fabric Defects.

4.5 Material defects affecting appearance and serviceability shall be cause for rejection.

Material defects shall include:

a. Imperfections due to yarn breakage, defects in pick, defects in warp (broken end, broken pick, float, fuzz balls).

b. Imperfections in color due to a transfer of color from the surface of a colored fabric to an adjacent area of the same fabric (crocking), or an unintended irregular stripe or discoloration in a fabric due to uneven absorption of a colorant (dye streak, dye stain).

c. Cuts or breaks that occur in the selvage or improperly woven selvage (cut selvage, loopy selvage)

d. Blankets shall not exhibit noticeable changes in appearance (holes or fraying of material) due to fabric defects after laundering.

5.0 MARKING

5.1 The blankets shall be labeled in accordance with Federal Trade Commission (FTC) Rules and Regulations Under the Textile Fiber Products Identification Act.