term1 Definition1term2 Definition2term3 Definition3
Please sign in to your Google account to access your documents:
Types of cranes
Crawlers
Hydraulic trucks
Lattice boom truck
Rough terrain
All terrain
Heavy lift
Tower
Erection of tower cranes.
1. Crane hoists a new section of tower and moves it to the next tower
2. New tower section attached to erecting Tower section
3. Erecting tower section hydraulically jacks up the slewing ring and jibs and new section is positioned in erected tower
4. Hydraulic jacks are released and slewing rings and jibs are repositioned on extended tower
Tower crane selection based on
Weight, dimension and lift radii of heaviest load
Max free standing height of machine
Max braced height of machine
Hoist speed
Length of cable that hoist can carry
Need help typing ? See our FAQ (opens in new window)
Please sign in to create this set. We'll bring you back here when you are done.
Discard Changes Sign in
Please sign in to add to folders.
Sign in
Don't have an account? Sign Up »
You have created 2 folders. Please upgrade to Cram Premium to create hundreds of folders!