Results sharing - 頁 8

Results sharing - 頁 8

Site Improvement Technology For TBM Shaft Horizontal Grouting

SITE IMPROVEMENT TECHNOLOGY FOR TBM SHAFT HORIZONTAL GROUTING The site improvement technology to avoid impact with shallow obstacles. 1. Project Background The capital of Thailand, Bangkok, is located on a sedimentary plain with an average elevation of about 2m. The Chao Phraya River runs through the urban area. It is often troubled by floods and

Structural Repair Method Of Fire-Damaged Reinforced Concrete Building

STRUCTURAL REPAIR MOETHOD OF FIRE DAMAGED REINFORCED CONCRETE BUILDING Building Fire Damage Restoration Technology 1. Project Background A fire occurred during the construction of the structure of a building.This caused the structure of the building to be blackened and the surface cracked.In the more serious areas the concrete protective layer had peeled off.  In order

Double Tube Grouting to Stop Water In Saline-Alkali Area

DOUBLE TUBE GROUTING TO STOP WATER IN SALINE-ALKALI AREA Sealing Technology For Serious Leakage Of Offshore Pile Cofferdam 1. Project Background When constructing the foundation of a sea-crossing bridge, double-layer steel plate pile sandwich filled with low-strength backfill material (CLSM) was used as a temporary cofferdam. The piling operation conditions at sea are severe, so

Grouting Technology to Prevent Leakage And Carry Out Repairs to Sewers.

GROUTING TECHNOLOGY TO PREVENT LEAKAGE  AND CARRY OUT REPAIRS TO SEWERS Sewage Discharge Tunnel Leakage Detection And Restoration 1. Project Background Grouting Technology – In this tunnel leakage case, a deep underground sewage discharge tunnel was responsible for the important task of transporting domestic sewage to the treatment plant. After the discharge tunnel had been

Grouting Anti-Corrosion Technology For Ground Anchor

GROUTING ANTI-CORROSION TECHNOLOGY FOR THE FREE SECTION OF IN-PLACE GROUND ANCHORS The Most Effective Way To Avoid Corrosion Of Existing Ground Anchors 1. Project Background Grouting Anti Corrosion Technology : Taiwan’s mountain slopes account for about 70% of the total area. During project development, ground anchors are often used to prevent landslides.Whether the ground anchor

Grouting Method For Blocking Water And Sand

GROUTING METHOD FOR BLOCKING WATER AND SAND INRUSH IN UNDERGORUND PIPLINE IN SOFT SANDY SOOIL LAYERS Grouting technology for water and sand inrush in underground pipeline during construction 1. Project Background  The shield construction method with a special-shaped steel ring sheet design was adopted for a large underground pipeline. During the construction process, serious water

Grouting Technology for New Tunnel Invert Serious Seepage

GROUTING TECHNOLOGY FOR NEW TUNNEL INVERT SERIOUS SEEPAGE The most rapid and effective method for invert slab leakage stoppage and reinforcement. 1. Project Background A subsurface excavated subway tunnel in Southern China suffered serious water seepage after the invert slab and track laying had been completed.After the construction crew carried out injection of modified epoxy

Polyurethane Crack Sealant Grout Material Classification and Injection Methods

POLYURETHANE CRACK SEALANT GROUT MATERIAL CLASSIFICATION AND INJECTION METHODS Long-Term Leak Stop, Reinforcement, Crack Injection Technology And Grout Material Selection. 1. Composition & Application Polyurethane  (PU), generally refers to a high molecular polymer containing urethane characteristics in the main chain of the molecule. Depending on the main agent and additives, it can take a variety

Grouting Tech for Construction Sites Excavation Water Inrush.

GROUTING TECH FOR CONSTRUCTION SITE EXCAVATION WATER INRUSH Hot bitumen leak-stop tech use for water inrush at top-down method pit excavation 1. Project Background The Top-Down construction method has many advantages, such as shortening the construction period and having little impact on adjacent buildings. It is often used in urban construction projects. However, while employing

Hot Bitumen Reinforcement Method For Tunnel Cave-in Water Inrush

HOT BITUMEN REINFORCEMENT METHOD FOR TUNNEL CAVE-IN WATER INRUSH The fastest and most effective reinforcement technology to prevent large-scale tunnel cave-in water inrush. 1. Project Background Hot Bitumen Reinforcement Method  : When a mountain tunnel was being excavated, a rock fracture zone was encountered, with a collapse of the excavation face. The water outflow was