Rule 311-1-04.1. Class B trousers: fabric specifications

111.15 (A) The Class B trousers shall be made of polyester-wool blend fabric or micropoly. (B) Polyester-wool blend trousers shall conform to the following fabric specifications: (1) Weave: gabardine with washable finish. (2) Weight: fourteen to fourteen and one-half ounces per linear yard on a sixty-inch width. (3) Content: a blend of fifty-five per cent dacron polyester and forty-five per cent worsted wool. (4) Breaking strength: two hundred twenty-five pounds warp, one hundred pounds fill. (5) Construction: one hundred twenty-two ends per inch, sixty picks per inch. (6) Color: sage grey. (C) One hundred per cent polyester trousers shall conform to the following fabric specifications: (1) Weave: gabardine twill. Knit fabric is not acceptable. (2) Weight: six ounces per square yard. (3) Content: one hundred per cent polyester with 2/150/48 two ply warp and filling yarn. (4) Strength: plus or minus fifty pounds tensile; plus or minus fifteen hundred grams tear. (5) Construction: sixty-four to sixty-five inches finish width, fifty-three to fifty-six picks per inch, and sixty-six ends per inch. (6) Color: sage gray heather. (7) Stretch rating: six to ten warp stretch, ten to fourteen filling stretch. (8) Wash shrinkage: a rating of plus or minus 4.0 on scale of 5.0 after three washings at one hundred seventy degrees Fahrenheit. (9) Pilling: a rating of plus or minus 4.0 on a scale of 5.0 after three washings at one hundred degrees Fahrenheit. Last updated December 15, 2025 at 7:50 AM Supplemental Information Authorized By: 311.28 Amplifies: 311.28 12/13/2030 7/21/1979