AASHTO H25/HS-25 Trench Covers

LOAD RATED TO 50,000 LBS: FOR 20,000 LB WHEEL LOADS
PLUS A 2X SAFETY FACTOR

AASHTO H25 or HS-25 Load Ratings are specified for areas that such as roadways and parking lots trafficked by heavier vehicles such as tractor trailers or emergency vehicles. The H25 or HS-25 design load is designed for 20,000 lb. wheel loads plus a 2.5 times safety factor. Our H25 or HS-25 load rated covers are designed to meet AASHTO’s M-306-10 load test requirements – proof load testing to 50,000 lbs. without any permanent deformation exceeding 3.2 mm or 1/8”.

Fibrelite can design custom size H25 or HS-25 Load Rated covers trench covers to meet nearly any dimensional requirements, with the following dimensional limitations.

Frame or Rebate Installation:

MAXIMUM TRENCH SPAN:

MAXIMUM COVER WIDTH:

MAXIMUM COVER LENGTH:

RECOMMENDED COVER DEPTH*:

66”

72”

60”

4”

*Other depths available upon request.

Frame CAD DWG Download

Looking for something else?

Explore our trench cover range below

Pedestrian up to:
250 to 350 lbs

ANSI Tier 5 up to: 5,000 lbs

ANSI Tier 8 up to: 8,000 lbs

ANSI Tier 15 up to: 15,000 lbs

ANSI Tier 22 up to:
22,500 lbs
 
 

AASHTO
H20/HS-20 up to:
40,000 lbs
 

AASHTO
H40/HS-40 up to:
64,000 lbs
 

Extreme Loading Requirements
up to: 202,000 lbs
 

Fibrelite Logo
Your Privacy

When you visit any website, it may store or retrieve information on your browser, mostly in the form of cookies. This information might be about you, your preferences or your device and is mostly used to make the site work as you expect it to. The information does not usually directly identify you, but it can give you a more personalised web experience. Because we respect your right to privacy, you can choose not to allow some types of cookies. Click on the different category headings to find out more and change our default settings. However, blocking some types of cookies may impact your experience of the site and the services we are able to offer.