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Table 3 Specifications for Mix Design of Asphalt Treated Permeable Base in the Northern States

From: Review of porous asphalt pavements in cold regions: the state of practice and case study repository in design, construction, and maintenance

Sieve Size MnDOT (2018) [37] PennDOT (2016) [45] MoDOT (2018) [38] NYSDOT (2018) [40] ODOT (2018) [42] APWA-WA-LAGSPs [5] Maine Mall Project [44]
PASSRC PASB
Grade 4A (No.57) Grade 4B (No.67) 1 2
% Passing by Weight
2″ 50 mm 100 100
1.5″ 37.5 mm 100 100 100 95–100 75–100 100
1” 25 mm 95–100 95–100 95–100 100 80–95 55–80 99–100 95–100
3/4” 19 mm 100 (5/8″) 85–95 90–100 85–95 100 80–95
1/2” 12.5 mm 85–100 35–65 25–60 30–60 23–42 35–68 90–100 35–70
3/8″ 9.5 mm 50–100 30–60 20–55 40–80
No.4 4.75 mm 0–25 12–24 0–10 0–10 10–25 5–20 2–10 0–30 2–10
No. 8 2.36 mm 0–5 0–10 6–16 0–5 0–5 3–15 2–15 0–5 0–20 0–5
No. 16 0.3 mm 0–10
No. 30 0.6 mm 0–5
No. 200 0.075 mm 0–3 0–5 0–4 0–2 0–2
Asphalt Binder Performance Grade PG 64S-22 PG 64–22 PG 64–22, PG70–22, PG 76–22 PG 70–22ER PG76–28 with SBS polymer
Recommended Binder Content (%) 2.0–3.0 (initial 2.5) 2.5% 2.0–4.0 2.5–4.5 2.5–3.5 3.0–4.5 2.0 Min.
Min. Percent Coating on Aggregate (%) 95% 90% 95%