Precast Concrete Products
Headwall 300mm to 900mm Pipe
Available at Ayr and Carp
Pipe Size
Conc.
(Nominal)
Pipe Size
Conc.
(O.D.)
Opening
A
Width
B
C D E Height
F
Bottom
Thickness
G
Mass Anchor
H
Anchor
Size
mm mm mm mm mm mm mm mm mm kg mm pcs
300 445 550 3366 1408 538 724 1672 439 5028 800 2 - 8 Ton
375 533 610 3366 1378 512 561 1672 439 4976 800 2 - 8 Ton
450 622 711 3366 1827 406 555 1672 439 4877 800 2 - 8 Ton
525 711 820 4168 1674 396 545 1939 462 7262 1000 2 - 8 Ton
600 800 910 4168 1639 395 545 1939 462 7143 1000 2 - 8 Ton
675 889 990 4168 1589 400 549 1939 462 7024 1000 2 - 8 Ton
750 978 1080 4968 1944 399 589 2206 484 9951 1000 2 - 8 Ton
825 1067 1170 4968 1899 390 548 2206 484 9789 1000 2 - 8 Ton
900 1156 1260 4968 1854 398 548 2206 484 9612 1000 2 - 8 Ton
Notes
  1. Precast alternative to OPSD 804.030.
  2. Headwall grates are available upon request.
  3. All dimensions are in milliliters unless otherwise shown.