Stud set must be equidistant to straight, the longitudinal spacing shall not be more than 1.8 m. Poling horizontal spacing of 1.0 m, poling from metope to 40 cm. Putlog vertical spacing interval) (that is, the scaffold is 1.8 m, the underlying interval shall not be greater than 2 m, small bar pick out the inside and the length of the stud shall not be less than 30 cm and 15 cm respectively.

Scaffold outside every 9 m must establish a bracing, and the Angle of the ground should be controlled in 45 ° to 60 ° between top-down set in a row.

1. Scaffolding poling and main rail extension point must be staggered, steel pipe bracing extension must lap, lap length shall not be less than 40 cm. Scaffolding bar connection must be carried out strictly according to procedures and scaffolding fasteners of torque should be controlled between 4.5 ~ 5 kg/m, each top bracing and poling colligation point shall not be less than

2.The ledger should be equidistant between two joists Settings; There at the end of its spread, shall not be gaps, basketry with big bar colligation point shall not be less than 4, each point shall be fastened the use of lead wire 18, double shares (the top of the scaffold must be conducted in accordance with the requirements of rules of cap; rod should be lower than in the eaves 50 cm, stud should eaves above 1 m).

There must be a connection between the scaffold and the main structure strong ties, adopts two parallel 10 ~ 12 equal strength of lead wire or other material. Braced level spacing shall not be greater than 6 m, vertical distance shall not be more than 3.6 m, Rachel of putlog and architecture should be added between the head and metope to tight.