Toyman!
Toyman! GRM+ Memberand MegaDork
10/25/24 12:36 p.m.

I need to lift a 150-200 pound door panel to a 3rd story flat room. The only roof access is a ladder that is too small for the panel. 

Whatever we lift it with needs to be man-portable and small enough to make it up the ladder. I don't think dragging the door up the side of the building on a rope is a good idea. 

The roof cranes I've looked at are as big as the door and probably too heavy to haul up to the roof.

Any thoughts other than hiring a crane or a Lull?

TRoglodyte
TRoglodyte UltraDork
10/25/24 12:49 p.m.

Scissor  lift?

Rons
Rons GRM+ Memberand Dork
10/25/24 12:58 p.m.

I'd suggest a crane or a rotator tow truck as every other idea I have is heavy on the sketchy side.

11GTCS
11GTCS SuperDork
10/25/24 12:58 p.m.

In reply to Toyman! :

See if there are any sign contractors in your area as they often have small truck mounted cranes for their work AKA " boom trucks".  We use them all the time to lift compressors, condensing units, small rooftop HVAC units and other equipment that's too big to fit through a roof hatch.  I would guess that $500 would cover you for a quick pick such as you're describing.

golfduke
golfduke Dork
10/25/24 1:31 p.m.

Genie makes a hand crank floor lift that will go 30'(Genie SLC30), it's portable-ish, and should be somewhere local for you to rent.  Lots of sheet metal/HVAC shops use them to get ductwork onto roofs without using a crane or man-lift. 

the_machina
the_machina Reader
10/25/24 1:33 p.m.

Ladder Platform Shingle Hoist Rental | Sunbelt Rentals

Used by roofers to get packs of shingles up on the roof.

Toyman!
Toyman! GRM+ Memberand MegaDork
10/25/24 1:48 p.m.

In reply to the_machina :

That would work perfectly. I'll have to measure the building to make sure it will reach the roof but that should do the trick.  

Thanks!

VolvoHeretic
VolvoHeretic GRM+ Memberand SuperDork
10/25/24 5:42 p.m.

So, we want to see this 200 lb door.

How about a Telehandler from someplace like Unites Rentals?

Toyman!
Toyman! GRM+ Memberand MegaDork
10/28/24 8:33 a.m.

In reply to VolvoHeretic :

I looked into one of those first. Locally they want $600 for a day plus delivery. 

The door in question leads into the elevator penthouse on the roof of a building. They want a 14 gauge stiffened steel door. It will tip the scales at about 190 pounds. 

trello3272463217951895225.jpg

dj06482 (Forum Supporter)
dj06482 (Forum Supporter) GRM+ Memberand UberDork
10/28/24 12:11 p.m.

I've rented boom lifts from HD, they have a 35' and 50' model.  I've used the 35' lift, which has a 500 lb weight limit to position several windows (one at a time) on the 2nd story of our house, and it's worked well for that purpose.  Not sure if that will work in your scenario.

maschinenbau
maschinenbau GRM+ Memberand PowerDork
10/28/24 4:46 p.m.

Oh, hey! I used to design these! Pricey (over 2 grand) but really handy for roofers. For a single job, probably worth renting one or a competitor.

Gas or plug-in electric:

https://www.tiedown.com/brand/tranzporter/

Portable battery powered (dewalt, milwaukee, etc):

https://www.tiedown.com/brand/tranzvolt/ 

One of the last things I designed before leaving the company was a solar panel tilting carriage. It might work for your door.

Keith Tanner
Keith Tanner GRM+ Memberand MegaDork
10/28/24 6:21 p.m.
Toyman! said:

In reply to VolvoHeretic :

I looked into one of those first. Locally they want $600 for a day plus delivery. 

The door in question leads into the elevator penthouse on the roof of a building. They want a 14 gauge stiffened steel door. It will tip the scales at about 190 pounds. 

trello3272463217951895225.jpg

Can you put the door in the elevator? :)

OHSCrifle
OHSCrifle GRM+ Memberand PowerDork
10/28/24 6:30 p.m.

Did the old elevator machine room door have a recessed top edge and no roof overhang? Because that's a good way to have to replace one. 

1988RedT2
1988RedT2 MegaDork
10/29/24 2:17 p.m.

Buy a bucket truck with a blown head gasket from Craigslist.

Do your job, fix truck, sell for profit!

Dunno if this is even feasible, but it's an idea.

https://richmond.craigslist.org/cto/d/village-2004-ford-450-bucket-truck/7797563435.html

 

bucket

Woody (Forum Supportum)
Woody (Forum Supportum) GRM+ Memberand MegaDork
10/29/24 3:35 p.m.
1988RedT2 said:

Buy a bucket truck with a blown head gasket from Craigslist.

Do your job, fix truck, sell for profit!

Dunno if this is even feasible, but it's an idea.

https://richmond.craigslist.org/cto/d/village-2004-ford-450-bucket-truck/7797563435.html

 

bucket

I wonder if that boom is PTO driven or if it's electric.

How cool would it be to remove the hood and use the boom to remove the engine?wink

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