newest! There are new requirements for precast buildings, mainly in these five aspects
Compared with 2021, what are the main differences in the newly released key points of developing precast buildings in Wuhan in 2022? Let’s see! Implementation scope: in 2022, new civil buildings in the city shall be planned, designed and built in accordance with relevant standards and regulations of precast buildings; In addition to public welfare public buildings and industrial buildings such as hospitals and schools, large public buildings such as airports, stations and shopping malls are also required to give priority to cast steel structures.
(1) The newly built precast civil building area shall not be less than 12 million square meters; (2) New industrial buildings, urban roads, sidewalks, pipe networks, viaducts, comprehensive pipe corridors and other municipal infrastructure shall be constructed by assembly, with an area of no less than 3.6 million square meters; (3) The enclosure structure of the new subway tunnel shall be constructed in a cast way, with an area of no less than 1 million square meters.
The work target has changed from an area of no less than 12 million square meters to a proportion of no less than 40% and no less than 16.6 million square meters of newly-built cast building area in the city.
For newly-built civil buildings that can not be built in the assembly mode, the requirement is changed from “residential buildings with concrete structure with a height of more than 100m (excluding 100m)” to “residential buildings with concrete structure with a structural height of more than 100m (excluding 100m)”.
On December 12, Wuhan urban and Rural Development Bureau issued a notice on printing and distributing the key points for the development of precast buildings in Wuhan in 2022.
Breakdown of new precast buildings in each district (Development Zone) in 2022.
The notice specifies the annual objectives and key points of work for 2022.
The project approval no longer emphasizes that “it is stated that 100% shall be built according to the precast building and the assembly rate shall not be less than 50%”; Urban and rural construction management departments and administrative examination and approval departments should implement the implementation requirements of precast construction in more aspects, including construction drawing design, construction drawing review, construction permit, completion acceptance and other links; The urban and rural construction management department shall carry out the completion acceptance in accordance with the requirements of the notice of the Municipal Urban Construction Bureau on the implementation of green building and precast building design and project acceptance…
