One accident, on Oct. 17, 2007, in which eight people suffered minor injuries, involved a bucket of debris that fell 53 stories.
Even though it is the largest, most emotional excavation job in American history -- the crews continue to sift each bucket of debris for human remains -- everybody involved, including city officials, construction executives, union leaders and workers, say they are amazed at how smoothly and efficiently the job has gone.
In October, eight people on the ground were injured when a bathtub-size steel bucket full of debris fell from the roof of the Bank of America building, one block north of Tuesday's accident.
The former evoked the failure, even after sifting every bucket of that debris, to find remains for more than 1,400 of the 2,823 who died there.
Plastic bottles, ropes, buckets and all kinds of debris washed up from around the globe and the volunteers have brought back 35 huge sack loads of rubbish which they found on the islands' beaches or drifting at sea during their two-week trip.
Pour the old fuel from the filter into a clean white bucket and look for evidence of debris or water in the old fuel.
The "bucket brigades" were lines of NYPD and firefighters sending cartons of debris, hand to hand, down a chain and when a body part came through everyone stopped, took their hats off, and then started again.
At the base of the pyramid, a number of people filled buckets using shovels or their hands, determined not to stop the flow of debris.
Make sure the bucket you mix your self-leveling concrete compound in is completely clear of debris; if there are any loose particles let in there, they will end up poking out of your floor when you screed.
Hundreds of workers still shared yesterday in "bucket brigade" duty, scooping pail after pail of dirt from a site containing hundreds of thousands of tons of debris.
