Patent ID: 11952728
Assignee: HANGZHOU CITY UNIVERSITY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 4:
5. The construction method for the road structure reconstructed from large-scale independent underground garage according to claim 4, wherein the step S300 comprises the following sub-steps:
S301: providing the partition wall (11), comprising: providing the partition wall (11) at a side of a settlement joint (12),
S302: providing the steel reinforced concrete sealing wall (21), wherein a reconstructed partially underground garage (35) comprises frame columns (13), and the steel reinforced concrete sealing wall (21) is provided along the frame columns (13), embedding rebars inside the frame columns (13), the floor plate (1), and the roof plate (4) to form a steel reinforcement cage (31), the upper support (37) is provided under the roof plate (4), and the lower support (30) is provided on the floor plate (1), and the upper support (37) and the lower support (30) are fixedly connected to the steel reinforcement cage (31) to form the steel reinforced concrete sealing wall (21),
S303: providing the drainage hole (15), comprising: opening a hole as the drainage hole (15) on the floor plate (1),
S304: laying the graded crushed stone (2), comprising: laying the graded crushed stone (2) on a top of the floor plate (1),
S305: providing an expansion joint, comprising: providing wood formworks (16) between the frame columns (13), and providing bitumastic oakum flexible material (17) between the wood formworks (16),
S306: providing the waterproof membrane (5), comprising: providing the waterproof membrane (5) at a right side of the frame columns (13) and a left side of the side wall (19) of the original underground garage,
S307: filling the foamed concrete (3), comprising: filling the foamed concrete (3) in blocks up to a top of the roof plate (4),
S308: laying for the waterproof membrane (5), comprising: laying the waterproof membrane (5) on the top of the roof plate (4),
S309: providing the clay layer (6), comprising: providing the clay layer (6) at the top of the waterproof membrane (5),
S310: filling the slag (7) in layers, comprising: filling the slag (7) in layers at a top of the clay layer (6),
S311: burying the drainage pipeline, comprising: providing the central drainage pipeline (9) inside the slag (7), burying the longitudinal drainage pipelines (10) at both sides of the slag (7), and providing the transversal drainage pipeline (14) between the central drainage pipeline (9) and the longitudinal drainage pipelines (10),
S312: laying the road structure layer (8), comprising: laying the road structure layer (8) on the upper part of the slag (7) according to construction requirements,
S313: providing for the settlement joint (12), comprising: providing the settlement joint (12) between the partially preserved garage (20) and the reconstructed partially underground garage (35).