ISSA Specifications ISSA TEST NO. DESCRIPTION SPECIFICATION Wet Cohesion @ 30 Minutes Minimum (Set) 12 kg-cm Minimum ISSA TB-139 @ 60 Minutes Minimum 20 kg-cm or Near Spin (Traffic) minimum 50 g/ft2 Maximum Excess Asphalt by LWT Sand ISSA TB-109 Abrasion (538 g/m2 Maximum) ISSA TB-114 Wet Stripping Pass (90% Minimum) Wet-Track Abrasion Loss 75 g/ft2 (807 g/m2) ISSA TB-100 Maximum One-hour Soak Controllable to 180 Seconds ISSA TB-113 Mix Time @ 77 degrees F Minimum 0.79-1.18 inches ISSA TB-106 Slurry Seal Consistency (2.0-3.0 cm) Construction. Aggregate Production. Produce and furnish material within the limits of Table of Gradation- Aggregate for Slurry Seal and is composed of 100 percent crushed material. Aggregate gradation testing will be performed according to MT 320, and the aggregate tested will be recovered by MT 319. Samples will be dried to a constant weight in oven before beginning MT 319. Be responsible for all sampling and testing to control gradation during aggregate production. Establish a process quality control plan addressing the following: Equipment Maintenance;
ISSA Specifications ISSA TEST NO. DESCRIPTION SPECIFICATION ISSA TB-139 Wet Cohesion @ 30 Minutes Minimum (Set) @ 60 Minutes Minimum (Traffic) 12 kg-cm Minimum 20 kg-cm or Near Spin minimum ISSA TB-109 Excess Asphalt by LWT Sand Abrasion 50 g/ft2 Maximum (538 g/m2 Maximum) ISSA TB-114 Wet Stripping Pass (90% Minimum) ISSA TB-100 Wet-Track Abrasion Loss One-hour Soak 75 g/ft2 (807 g/m2) Maximum ISSA TB-113 Mix Time @ 77 degrees F Controllable to 180 Seconds Minimum ISSA TB-106 Slurry Seal Consistency 0.79-1.18 inches (2.0-3.0 cm) Construction. Aggregate Production. Produce and furnish material within the limits of Table of Gradation- Aggregate for Slurry Seal and is composed of 100 percent crushed material. Aggregate gradation testing will be performed according to MT 320, and the aggregate tested will be recovered by MT 319. Samples will be dried to a constant weight in oven before beginning MT 319. Be responsible for all sampling and testing to control gradation during aggregate production. Establish a process quality control plan addressing the following: Equipment Maintenance;
special_provisions.docx