Replies

To: bert

.
Lots of experience supervising the tensioning of slabs and beams.

158 posted on 03/16/2018 2:24:54 PM PDT by editor-surveyor (Freepers: Not as smart as I'd hoped they'd be)

To: editor-surveyor

The topic was the central tower. The prefabricated spans needed space to be swung into place and the tower would interfere with those operations.

Thus, it is constructed after the spans are in place and properly tensioned

165 posted on 03/16/2018 2:29:02 PM PDT by bert (K.E.; N.P.; GOPc;WASP .... The Fourth Estate is the Fifth Column)

FreeRepublic, LLC, PO BOX 9771, FRESNO, CA 93794