Design of technological processes of earthworks production

St. Petersburg State University of Architecture and Civil Engineering
Department of Construction Production
Coursework on the topic:
Design of technological processes of earthworks production
Saint Petersburg
2020

Source data:
Step 15 m
Span 18 m
Distance to the ground pile 9 km
Pavement material Gravel-gravel
Soil view Sand
The dimensions of the foundations in terms of:
A = 2400 mm
B = 1450 mm
a = 1400 mm
b = 950 mm
Mark (〖(H〗_1; H_2) (0.2; 3.0) m
Number of steps 4
Number of spans 5

Content
Coursework 3
1. Initial data 4
2. Calculation of the scope of excavation work 5
2.1. Determination of the type and parameters of the earthwork 5
2.2 Calculation of the scope of earthworks 6
2.3. Design of temporary cavaliers for soil storage 7
3. Selection of a set of machines for excavation of soil 7
3.1. General information on the technical characteristics and parameters of earth-moving machines 7
3.2 Selection of a single-bucket excavator 9
3.2. Calculation of the face of a single-bucket excavator "dragline" 10
3.3 Calculation of excavator capacity 11
3.4. Choosing a dump truck 13
3.5. Development of the soil of the vegetation layer 15
3.6 Selection of crane 16
4. Organization and scheduling of construction 18
4.1. General Provisions 18
4.1 Calendar schedule in the technological map for the performance of work of the zero cycle 18
4.3 Calendar planning 19
Bibliography 22