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The Players. This section covers the rights, responsibilities, and liabilities of the parties involved with construction cranes.Crane manufacturerCrane rental company (
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1. Legal Aspects of Crane Safety Robert A. Rubin, P.E., Esq., F.ASCE
ASCE/CI Crane Safety Committee
McCarter & English
New York, NY
2. The Players This section covers the rights, responsibilities, and liabilities of the parties involved with construction cranes.
Crane manufacturer
Crane rental company (Lessor)
Design professional
Contractor
Owner
3. The Law There are three sources of laws surrounding construction legal issues:
common law
statues
contract between the parties (if one exists)
**If a contract is vague or silent, courts will often turn to precedent of common law for the needed interpretation.
4. Liability There are two distinct standards of care and one derivation that are generally applied to crane activities.
Negligence Standard
Reasonable care under circumstances usually not deemed ultra-hazardous
Absolute Standard
Strict liability regardless of fault when public is subjected to highly dangerous conditions e.g. blasting
Vicarious Liability (derivation of liability)
Strict liability imposed on one party for acts or omissions of another party
5. Potentially Liable Parties Statistics show that over 95% of civil lawsuits are settled before trial or before verdict at trial
Very few trial court decisions are published
Relatively few appeals
The iceberg of crane accidents below is much larger than it appears
Most reported decisions deal with liability issues of parties other than the employer
6. Most Common Crane Accident Issues electrocution,
double-blocking,
boom collapse,
workers struck by cranes, and
tip-overs related and unrelated to foundation support,
7. Less Common Crane Accident Issues rope breakage,
operator errors and
load handling accidents.
8. Why Not Recorded? Insurance covers most crane accidents and insurers do not pursue the party believed at fault
Workers Comp pays the injured worker even if the worker contributed to or caused the accident
9. Liability Legal Theories failure to properly maintain the crane,
failure to install safety devices, and
issues of supervision and control over the crane operator
10. Design Professional Liability Targeted relatively infrequently in crane accident cases
Installation falls within means and methods - excluded in scope of services in owner-engineer contract
Construction safety is specifically assigned to the contractor in the contract
Design professionals usually have much lower levels of insurance coverage than crane lessors and contractors
11. Contractor Liability Crane operator rarely named as defendant
No insurance, few assets
Injured parties look to sue at higher levels
Only non-employees can sue a contractor
Workers Compensation Laws
12. Owner Liability Only occasionally named as defendant
Liability rarely imposed
Legal theories include
Failure to provide safe work place
Failure to exercise some degree of supervision or control of work being performed
13. Litigation Procedures Governed by statute in each jurisdiction
Pre-trial and trial
Approximately 90% of all filed construction cases are settled before trial
14. Key Pre-Trial Points to Consider A document demand might include inspection of daily reports, minutes of job meetings, records of payments, correspondence, photographs and similar documents
Deposition testimony frequently provides basis for out-of-court settlement it allows parties to consider feasibility of asserting their claims and defenses at trial
15. Alternative Dispute Resolution (ADR) Most popular non-binding forms:
Disputes Review Boards
Mediation
Mini-trials
Most popular binding form:
Arbitration
As binding and enforceable as final judgment in court
Generally not appealable
Formal litigation is better when large amounts of money or many parties involved
16. Resources EJCDC, AIA, AGC contracts
Lexis or Westlaw full text of cases
Dispute Resolution Board www.drb.org
American Arbitration Association Construction Industry Arbitration Rules
17. Case Study Case #23 Foundation-Related Tip-Over
Universal Engineer & Builders, Inc.
NY Crane accident in courts now
18. Case #23Foundation-Related Tip-Over
Universal Engineer & Builders, Inc., 225 So. 2d 612 (La Ct. App. 1970)
Robert M. Miller was a crane Operator for Lafayette Steel Erector Co. He was sent by Lafayette to lift an experimental, offshore drilling, pipe break-out and lay-down machine, designed and built at Hub City Iron Works by Universal Engineer and Builders, Inc. The machine did not hang straight as Miller lifted, and when he hesitated, one of the cranes outriggers collapsed. The crane tipped and destroyed the precious machine.
Universal had wanted to re-test its machine after making some recent changes and additions, but it needed help moving the machine off of a truck bed and setting it in its upright position. Lafayette had set it up for testing in the past, so Universals project engineer called up the Lafayette president and put in his request. Lafayette sent a truck-mounted hydraulic crane and its Operator, Robert M. Miller. The crane had a retractable boom with a load capacity of 30,000 pounds when contracted, but only 21,000 pounds when extended to its full length of 50 feet. Universals machine only weighed approximately 16,500 pounds, and was a 40-foot long tower that narrowed in a gentle angle from 4x6 at the base to 4x4 at the top.
On February 26, 1968, Miller and his crane came to move the equipment. The project engineer allowed Miller to make all the decisions, but he did tell Miller to make the same lift as had previously been mademoving the machine off the back of a truck and onto a 7-foot high platform. He also warned that the machine was now about 2,000 pounds heavier than before, but somehow, Miller thought he was told that the new total weight was only 15,000 pounds.
Miller backed up the crane-truck until it was eight feet from the platform. He placed outrigger pads beneath the rear outriggers, fully extended the boom and prepared for the lift as Universals machine was rolled in on a 4-foot high flatbed trailer. Miller had the truck driver position the truck and trailer between four and six feet away, parallel and on the left side the crane-truck, both vehicles facing away from the platform. He then hooked a wire cable and shackle through the lifting eye of the tower. The truck was stopped as he began to lift, rolling the tower along a rolling tailboard until the base was on the ground and it was almost vertical. Finally, Miller told the truck driver to pull out slowly, as he lifted the tower almost a foot off the ground, carefully bringing it closer to the crane.
At that point, Miller noticed that the tower was not hanging straight, but was at a 15 or 20-degree angle. As the truck had already moved away and the driver was standing on the crane with him, Miller considered his options for setting the machine down to straighten it out.
Before he decided on a plan, a loud, jarring thud jolted Miller from his thoughts as the ground beneath the left rear outrigger (where the tower hung suspended) gave way and the heavy boom swung to the right. Miller tried to compensate by putting pressure on the swinging level in the opposite direction, but it was too late to equalize the swing and the tower jerked to the ground, pulling the boom down on top of it and sending the crane-truck onto its side. Miller and the truck driver leapt to safety just in time.
The crane sustained damages to the extent of $5,979.36, but Universals machine was reduced to rubble, from the construction cost of $48,061.13 to an estimated salvage value of $150.00.