VALTIR Vulcan Barrier System CEN, Инструкция по сборке

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www.Valtir.com 12 Revision B December 2022
Foundation D: Asphalt Only
Foundation: 200 mm [8"] minimum Asphalt Concrete (A.C.)
Anchorage: MP-3
®
with 460 mm [18"] studs – 420 mm [16.5"] embedment
Foundation Specifications for Foundations A, B, C and D
Note:
Walk-up inspections are recommended at least once every six months for
assemblies on asphalt.
Asphalt Concrete (A. C.)
AR-4000 A.C. (per ASTM D3381 '83) .75" Maximum, Medium (Type A or B) aggregate
Sieve Size
Operating Range
(%) Passing
1" 100
3/4" 95 to 100
3/8" 65 to 80
No. 4 49 to 54
No. 8 36 to 40
No. 30 18 to 21
No. 200 3 to 8
Portland Cement Concrete (P.C.C.)
Stone aggregate concrete mix
4000 psi [28MPa] minimum compressive strength
(Sampling per ASTM C31-84 or ASTM C42-84a, testing per ASTM C39-84)
Compacted Sub-base (C.S.)
150 mm [6"] minimum depth 95% compaction
Class 2 aggregate
Vulcan
TM
Barrier Sections assembled on asphalt must be inspected by the appropriate
authority to ensure the anchors are still properly set following each impact. Re-anchor as
necessary.
Sieve Size
Moving Average
% Passing
3" 100
2 1/2" 90 to 100
No. 4 40 to 90
No. 200 0 to 25