Crash Ratings Explained | IronSite
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CRASH RATED CERTIFICATION

Crash Ratings Explained

Crash-rating certifications are based on tests that simulate real-world scenarios to ensure security barriers can withstand intentional ramming attempts. 

UNDERSTANDING CRASH RATINGS

How are ratings determined?

Crash-rated certification includes comprehensive testing protocols that analyze vehicle weight, vehicle speed, penetration depth, and structural integrity assessments.

Vehicle Weight

Up to 15,000 lbs

Vehicle Speed

Up to 50 mph

Penetration Depth

Less than 3 feet

K-RATINGS VS M-RATINGS*

Comparing crash ratings.

IronSite crash ratings chart

*ASTM and DOS ratings are different and NOT interchangeable

Crash-rated certification includes comprehensive testing protocols that analyze vehicle weight, vehicle speed, penetration depth, and structural integrity assessments.

CRASH-RATING STANDARDS

Who establishes them?

ASTM logo

Vehicle Code

Small Car - up to 2,430 lbs (SC Rating)

Full Size - up to 4,630 lbs (FS Rating)

Pickup Truck - up to 5,070 lbs (PU Rating)

Standard Truck - up to 15,000 lbs (M)

Class 7 Cab - up to 15,873 lbs (C7 Rating)

Heavy Vehicle - up to 65,000 lbs (H Rating)

Tested Speed

30 mph (30 Rating)

40 mph (40 Rating)

50 mph (50 Rating)

Penetration Rating

Less than 3 feet (P1 Rating)

3 to 20 feet (P2 Rating)

20 to 50 feet (P3 Rating)

IronSite-Department-of-State

K = Rating for kinetic energy

15,000 LBS @ 30 mph = 450,900 ft-lbs (K4 Rating)

15,000 LBS @ 40 mph = 801,600 ft-lbs (K8 Rating)

15,000 LBS @ 50 mph = 1,252,500 ft-lbs (K12 Rating)

L = Rating for penetration

Less than 3 feet (L3 Rating)

3 to 20 feet (L2 Rating)

20 to 50 feet (L1 Rating)

Tested Speed

30 mph (30 Rating)

40 mph (40 Rating)

50 mph (50 Rating)

ASTM F3016 Safety Standard

Vehicle Code

Surrogate Vehicle - 5,000 lbs

Tested Speed

10 mph (S10 Rating)

20 mph (S20 Rating)

30 mph (S30 Rating)

Penetration Rating

Less than 1 foot (P1 Rating)

1 to 4 feet (P2 Rating)

> 4 feet (Failure)

IronSite Bollards that meet theASTM F3016 Standard:

Sloan Fixed Bollard

Sloan Fixed Bollard (Shallow Mount)

Sloan Fixed Bollard (Tall Shallow Mount)

Sloan Lighted Bollard 

Sloan Manual Retractable Traffic Bollard (S30/P1)

Sloan Traffic Bollard Shallow Mount (S30/P1)

crash ratings test

Resources

Crash ratings guide

Understanding barrier crash ratings can mean the difference between life or death - this guide explores the various K and M ratings and how to decipher them.

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