weight of materials

From: Timothy Smith (timothy.smith1@worldnet.att.net)
Date: Mon Feb 12 2001 - 08:37:40 PST


Hi list,
I have been watching with interest the communications on the list, offering
information on the weights of materials. For the benefit of those of you
who have the large haulers and perhaps even construction type equipment, may
I suggest a kind of on-stop source for information on anything and
everything having to do with the big stuff. That is the Caterpillar
Performance Handbook. It has many tables in it not the least of which is
weight of materials. If you want to know about speed conversions,
coefficient of traction factors, rolling resistance factors, angle of repose
of various materials, slump factors, etc etc etc, this book has it. I will
include some info on some common materials you might haul......(varies with
moisture content)

Decomposed rock -
75% rock, 25% earth......loose, 3300 lb/yd......bank, 4700 lb/yd
50% rock, 50% earth......loose, 2900 lb/yd......bank, 3850 lb/yd
25% rock, 75% earth......loose, 2650 lb/yd......bank, 3300 lb/yd

Earth -
Dry packed......................loose, 2550 lb/yd......bank, 3200 lb/yd
Wet excavated................loose, 2700 lb/yd......bank, 3400 lb/yd
Loam................................loose, 2100 lb/yd......bank, 2600 lb/yd

Gravel -
Pitrun................................loose, 3250 lb/yd......bank, 3650
lb/yd
Dry....................................loose, 2550 lb/yd......bank, 2850
lb/yd
Dry, 1/4"-2"......................loose, 2850 lb/yd......bank, 3200 lb/yd
Wet, 1/4"-2".....................loose, 3400 lb/yd......bank, 3800 lb/yd

Sand -
Dry....................................loose, 2400 lb/yd......bank, 2700
lb/yd
Damp...............................loose, 2850 lb/yd......bank, 3200 lb/yd
Wet...................................loose, 3100 lb/yd......bank, 3500
lb/yd

Top Soil -
Generally..........................loose, 1600 lb/yd......bank, 2300 lb/yd

Remember, always secure your loads and tarp materials likely to blow or
spill. There is nothing like an irate motorist with a cracked windshield
(even if you didn't necessarily crack it) and a cel phone to call the
attention of law enforcement to you. This may result in your getting an
invitation to court by your friendly license and weight officer and a hefty
fine. (In my area, exceeding your gross weight or inner bridge weight by
5001-10,000 lbs has a fine of $500 and over 10,000 lbs is $1000. Upon
second conviction, the fine doubles!) This, of course, does not include
being caught running in excess of a registered gross weight, in which case
you will also likely be escorted to the nice ladies at the tax office who
will whack you for the additional taxes (up to the max you are legally
allowed to carry.)

While I am on my soapbox,......some fellas have advocated swapping vin
plates on vehicles in order to solve some form problems. Consider this. In
many states, swapping vehicle identities is either a heavy misdemeanor or a
felony (not to mention you are screwing the guy who will end up with the
other vehicle and the vehicle's current owner.) And, in most states, this
makes the vehicles with the switched VINs contraband.....subject to
immediate seizure when discovered.

Any by the way, if you sell a vehicle with an altered identity (which, by
the way, is usually a crime in and of itself) and the new owner finds out,
he could sue you and would probably recover damages for having been
defrauded. And if he is VERY slick, he may even know about this before
buying the vehicle but keep it to himself.....then sue you and (1) get his
money back and then some and (2) find a way to keep the vehicle!

So, if you are doing this, or considering doing this, please stop. It is
illegal. Wait for another truck to come along that isn't a headache. Uncle
Sam has lots of them.

(my two cents worth)

TJ
MVPA 21162



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