DESCRIPTION OF FINAL PROJECT ( Đồ án tốt nghiệp của sinh viên ĐHXD chuyên ngành XDDD Anh ngữ)

Đồ án tốt nghiệp của sinh viên ĐHXD chuyên ngành XDDD Anh ngữ 3 phần: kiến trúc, kết cấu, thi công

PREFACE 6

PART I: ARCHITECTURE 7

CHAPTER 1 GENERAL 8

1.1 Project information 9

1.2 Architectural and used requirement 9

1.3 Climatic condition 10

1.4 Hydrogeology 10

CHAPTER 2 ARCHITECTUAL BRIEF 11

2.1 Solution for master planning and elevation 11

2.2 Floor plan idea 17

CHAPTER 3 TECHNICAL AND INFRASTRUCTURE SOLUTION 32

3.1 Ventilation solution 32

3.2 Lighting solution 33

3.3 Traffic solution 33

3.4 The solution of water supply 34

3.4.1 Scope of works 34

3.4.2 Design parameter 34

3.4.3 Cold water supply system 35

3.4.4 Hot-water supply system 36

3.4.5 Drainage system 36

3.6.2.5 E 40

3.7 Information and security system: 41

3.7.1 Telephone system 41

PART II: STRUCTURE 43

CHAPTER 1 SOLUTION IN STRUCTURE 44

1.1 Solution for main structure 44

1.2 Solution for floor 45

1.3 Structure selection 47

1.4 Solution for material 47

1.4.1 Reinforced concrete 48

CHAPTER 2 SELECTION OF PREMILINARY DIMENSION OF ELEMENTS 49 2.1 Preliminary dimensions of columns 49

2.1.1 Column A1 51

2.2 Preliminary dimensions of slab 54

2.2.1 Slab of typical floor 54

2.2.2 Slab of ground floor, attic and roof 55

2.3 Preliminary dimensions of beams 55

2.4 Preliminary dimension of swimming pool 56

2.4.1 Calculation pool wall 57

2.5 Structure plans 59

CHAPTER 3 LOAD CASES 63

3.1 Dead load 63

3.1.1 Finish loads 63

3.1.2 Dead load of wall 69

3.2 Live loads 70

3.3 Wind load 72

CHAPTER 4 CALCULATION FRAME AXIS 5 76

4.1 Calculation diagram 76

4.2 Load combination 76

4.3 Calculation method 78

4.4 Axial force, shear force and bending moment of frame axis 5 80

4.5 Internal forces combination 100

4.6 Calculated beam reinforcement 117

4.6.1 Principles 117

4.6.2 Calculation of rebar of beam- B20 121

4.6.3 Calculation of shear reinforcement-Stirrup of Beam B20 132

4.7 Calculation of reinforcement of columns 133

4.7.1 Principle 133

4.7.2 Calculation of column C5-Ground floor 136

CHAPTER 5 DESIGN SLAB 151

5.1 Calculation model of slab 151

5.2 Calculate slab 4 151

CHAPTER 6 FOUNDATION – AXIS 5 156

6.1 Design document 156

6.2.2 Bored pile 161

6.2.3 Method selection 162

6.3 Stamp pile foundation design 162

6.3.1 Preliminary dimension of pile 163

6.3.2 Loading capacity of piles determination 164

6.3.3 Determination of number and arrangement of piles 167

6.3.4 Design reinforcement for pile cap 175

6.3.5 Foundation beam system 177

6.3.6 General check stamp pile foundation 177

PART III: CONSTRUCTION 185

CHAPTER 1 PROJECT INFORMATION 186

1.1 REFERENCES 186

1.2 Architectural features and size of the building 186

1.3 Condition of infrastructure 186

1.3.1 Electricity- water system 186

1.3.2 Transportation system 187

1.3.3 Ability of supplying construction material 187

1.3.4 Geological document 187

1.4 Structural solution 187

CHAPTER 2 PREPARATION 188

2.1 Construction site preparation 188

2.1.1 Land clearance 188

2.1.2 Benchmarking, foundation layout 189

CHAPTER 3 CONSTRUCTION METHOD OF UNDERGROUND 190

3.1 In general 190

3.1.1 Construction solution 190

CHAPTER 4 PILING CONSTRUCTION 191

4.1 Pre-cast concrete pile parameter 191

4.2 Construction sequences 191

4.2.1 Preparation for construction plan 191

4.2.2 Locate benchmark of pile cap on plan 192

4.2.3 Locate benchmark of pile on pile cap 192

4.2.4 Preparation for piling work 192

4.2.5 Pressing piles 193

4.2.6 Testing the bearing capacity of piles 194

4.2.7 Safety on piling construction 197

4.3 Select the pile pressing machine and support equipment 198

4.3.1 Hydraulic static pile driver 198

4.3.2 The working principle 199

4.3.3 Select hydraulic static pile driver 200

.3.4 Select crane serves the pressing machine 201

4.3.5 The sequence of pressing pile 202

.4 The number of piles 204

4.5 The time construction of pressing piles 205

4.6 Labor 206

a The volume of soil excavation on phase 1 (from -1.6 to -3.4m level) 208

b The volume of soil excavation on phase 2 (from -3.4 to -3.8m level) 209

5.3 Machine for excavation work 209

5.3.1 Excavator 209

5.3.2 Select truck 210

212

5.4 Manpower 212

5.5 Organizing excavation 212

CHAPTER 6 CONCRETING TASK 215

6.1 Foundation tasks 215

6.1.1 Breaking head pile 216

6.1.2 Pouring lean concrete 216

6.1.3 Steel formwork 216

6.1.4 Pouring concrete 216

6.2 Calculation of construction parameters 216

6.2.1 Cutting off head pile 216

6.2.2 Volume of lean concrete 217

6.2.3 Volume of concrete 218

6.2.4 Mass of reinforcement 220

6.2.5 Foundation steel formwork 220

6.3 Construction machine 229

6.3.1 Concrete pump truck 229

6.3.2 Concrete truck 231

6.3.3 Vibrator 231

6.3.4 Crane 232

CHAPTER 7 BASEMENT CONSTRUCTION 233

7.1 General construction method 233

7.1.1 Formwork design for basement 234

CHAPTER 8 UNDERGROUND CONSTRUCTION SCHEDULE 254

8.1 GENERAL 254

8.2 Schedule graph 254

8.3 Statistic table of tasks 254

CHAPTER 9 DESIGN SITE LAYOUT 260

9.1 Calculation of storage for material 260

9.2 Design temporary houses and temporary offices 262

9.3 Design water supply system 263

9.4 Electricity supply on site 265

In the career of building country, role of building and industrial construction

is very important Along with country's continuous development in the pastyears, both the capital construction and civil engineering have invested byGovernment with a lot of proud achievements In the next years, in order toimplement the career of modernization and industrialization, building andindustrial construction must precede all other and satisfy the demands ofsocioeconomic development

In the recent years, the advanced constructing technologies are applied inVietnam Therefore, the higher level of civil engineer is very necessary Formeeting this requirement, The National University of Civil Engineering (NUCE)

is improving the quality of education

While studying in the National university of Civil Engineering, I have beenhelped by many teachers, who taught and gave me a lot of advice I have tried to

do my best on the final year project with my knowledge, the mistake isreasonable because of time and some other reasons

I want to say thank to Dr Vu Anh Tuan - Department of timber and steelstructure and Msc Cao Tuan Anh - Division of Construction Technology andManagement, who have given me the best instruction on the final year project

Ha Noi, June-2016 Student

Pham Van Tu

PART I

ARCHITECTURE

 Drawing:

Ha Noi is the capital of Viet Nam This capital has been center of political,economy, culture, education and entertainment of the country Ha Noi capitalwith approximate 6.6 million in population The land of the city is now depletedwhile the demand of land for business is increasing Therefore, the construction

of a high-rise building that combines both commercial and leasing agencies isessential and appropriate to deal with those above issues Because of thesereasons, the “CT2 Apartment” is licensed to build

-1.1 Project information

Name of building: CT2 Apartment Building

Investor: Viet Han Group.

Address: Tran Thu Do St - Hoang Mai District - Ha Noi.

The North adjacent to N3 Phap Van-Tu Hiep Apartment

The South adjacent to Carofi building

The West adjacent to residential area

The East adjacent to Tran Thu Do Street

The building consists of 7 above stories, an attic with swimming pool, roof and abasement

Grade of building: Grade III according to TCVN

Types of building: Apartment

1.2 Architectural and used requirement.

Used requirements: to ensure safety, indefectibility, and demand of public.Layout reasonable apartments, to ensure sanitation, facilitate transportation andliving

household room, on the roof layout swimming pool and technical room.

Building full layout transportation system in both horizontal and vertical to suitedfor traffic problems in the building

1.3 Climatic condition

The building is located on Hoang Mai district, Ha Noi city In which is typicalfor the northern climate, is characterized by tropical monsoon climate: hotsummers and rainy, dry winters and less rain Because of its location in thetropical monsoon climate to Hanoi to receive year-round solar radiation isabundant and high temperature The amount of radiation a total annual average of

the influence of the sea, humidity, the average rainfall is quite large in Hanoi.The average relative humidity is 79% annually, the annual average rainfall is1245mm per year and an average of 114 rainy days From May to September ishot and rainy season (1682mm rainfall / year), this time is often stormy, windlevels from level 8 to level 10 and sometimes up to level 12 From November toApril - next years later that is winter, dry weather There have a transition periodbetween the two seasons (April and October)

Hanoi has 4 seasons: Spring, summer, fall, winter There is sometime freezingtemperatures down to the 2,70C (thang1 1955) and is the most intense heat withtemperatures up to 42,80C in Hanoi (May 1926)

The study area is dominated by the Hanoi climate - is considered harsh with highmoisture and high humidity, large amplitude, cool northeast monsoon Besides,the last weather is good, the temperature and humidity in accordance with theaverage human comfort, cool southeast monsoon The design architecture isexploited the advantage and disadvantages of the weather

1.4 Hydrogeology

Base on the Area Geological of Soviet Union (former) recorded at HanoiMasterplaning & Construction Institute, most studied area is located on the 2ndpartition geology; is considered favorable level for construction Structure fromtop to bottom is silty clay layer (thickness of 5-7 meters) - plastic clay - clay hard

- fighting-plastic clay soft clay A small section in the south lies on the thirdpartition geology is not favorable assessment for construction Whenimplementing specific projects for geological exploration drilling in the studyarea to solution processing structure suitable foundation works

CHAPTER 2 ARCHITECTUAL BRIEF

2.1 Solution for master planning and elevation

The complex form is apartment with 7 floors in the center of project The coverouter walls were painted and tiled to created special view for the project Usingarchitecture square columns with groove pattern, doors and windows glass doorlayout by arch steel frame combined with a balcony used to get light, ventilationand aesthetically created for the project The combined idea with the mediumheight, the concrete segments and vintage ornamental pattern is used effectivelynot only the environment, but also healthy surroundings The main idea illustratethat the living space is good orientation, environment, and can view the sceneryoutside

The purpose of the project is to create an architecture 'simple' and 'minimum' tooptimize the efficiency of land use and environmental conditions

The Serves Area of all the project is the space which combined with landscapegarden, to create a master plan with high uniformity and harmony with landscapearchitecture

Vertical transportation included stair and elevator

Project is a high rise building Its height is 26.4m with 7 floors, an attic and aroof with elevation:

- Ground floor elevation : 0.000m

BUILDING CT2

A LUMINUM GLAS S WINDOWS

A LUMI NUM GLAS S WINDOWS

A LUMI NUM GLAS S WINDOWS

A LUMI NUM GLAS S WINDOWS

E MULS ION PA INT FRIEZE

CARVE D CONCRE TE ROOF

ORNAM ENTAL TI LES

Figure 2.1: Elevation A-D

ALUMINUM GLASS WINDOWS

EMULSION PAINT FRIEZE

JOINT OF GRANITE STONE 10X10

SPLIT STONE WALLING

EMULSION PAINT

FRIEZE

ELEVATION 1-5 Scale 1:100

-1600

±0,000 +3200 +6400 +9600 +12800 +16000 +19200 +22400

+24900 +26400

5 4

3 2

1

Figure 2.3: Section A-A

2.2 Floor plan idea

Solution condominium space research aimed at the average income, so thefunctional organization plan toward affordable investment, saving up energy use

in buildings, then, competitive pricing in the marketing is better than neighboringbuildings, the solution include:

The aim is that the naturally ventilated and naturaly light is in all the rooms Thefloor plan is created as the I-shaped, corridor is along between the blocks There

is 3 unit in each floor and 1 groups of lift, stairs is convenient transportation andsafety fire protection in accordance with current building codes to eachapartment

Entrance located between maximizing the size of the room with outside spaceBecause of the Vietnam climatic conditions and Vietnamses inhabition, thelayout of the plan is very important, It affects in habit population in theappartment, so there is the studies spatial for the layout of apartments It is hot insummer and cold in the winter cold, especially in the spring air humidity highand there are very few sunny days this season, so the bedroom is layout to ensurenatural ventilation, the naturally ventilation is always the first concern The mostbedroom of unit is taken away, on alternating vertical combination is the logiawhich the aim of creating a microclimate environment, limiting the impactadverse climate for apartments Living rooms are adjacent to the open spaceoutside and connected to the kitchen area, directly to logia which create perfectunit On the other hand, The investor in air conditioner is in the logia This is alsowhere the heat of the air conditioning system, helping to form architecturalaesthetic worth

Function of each floor:

Table 2.1: Function of each floor

Basement area is used for parking area, security room, storage, electrical

WATER PUMP

GENERATOR

Figure 2.5: Basement plan

Ground floor: included reception room, two apartments, a gymnasium and

elevator area

Table 2.2: Area of floors

1 st , 2 nd , 3 rd , 4 th, 5 th , 6 th Floor: Included 3 apartment and elevator area

Table 2.3: Area of 1 st -, 6 th floor apartments

Attic and Roof: Included swimming pool, washing room, elevator technical

Table 2.4: Area of Attic and Roof

1026 2774

1026 2774

713 556

TECHNICAL ROOM

+22400 +24900

PLAN OF ROOF Scale 1:50 SWIMMING POOL

Figure 2.10: Roof floor plan

External wall is brick wall 220mm.

Gypsum suspended ceiling is used with aluminum frame on each floor

CHAPTER 3 TECHNICAL AND INFRASTRUCTURE SOLUTION

In detail, the apartment is ventilated directly and arranged holes door, corridors,cross-ventilated room

On the other hand, because all side of the building are adjacent with availableland, so the solution is natural ventilation

Overall, the layout must ensure ventilation and natural light

Based on the using feature and requirements of sanitation, ventilation for eacharea, the high of each floor is selected as the following:

According to artificial lighting standard for civil building (TCXD 16-1986), thebuilding was designed with many windows Hence, all room can get sufficientlight

Central air condition is arranged on the technical floor

Combining both natural light and artificial lighting

Indoor lighting systems are designed by lighting standards (TCXD 16: 1986).Lighting in the apartment, halls use fluorescent lamps; lighting in hallways,lobby use 150mm down-light lamps or compact bulbs; lighting in other areassuch as stairs, garages, warehouses, the WC… mainly used incandescent bulbs,ensuring minimum illuminance in the region

The exit light (EXIT) are located in all the aisles and main entrance of the housesuch as the lobby, stairs, corridors and some other public areas

Lamps of the stairs escape are controlled centralized power in the cabinet room.Electric lighting system is protected by a system of Circuit Breaker installation inelectrical controller, lighting control switches mounted on the wall next to thedoor or walkway, in the most favorable position

3.3 Traffic solution

According to vertical direction: including 2 core systems in the center2.4mx2.4m with 2 elevators to serve internal traffic, transport goods Thesystems of elevator and staircase are arranged at the center of the building Hence

it is convenient when moving and exiting when happening fire

According horizontal direction: corridors are designed from the vertical trafficspot Hence it is convenient to move around floors

3.4 The solution of water supply

3.4.1 Scope of works

The scope of the design of water supply system includes the following parts:Cold water supply system including the connection point to the city water supplynetwork, water tanks, pumps, valves, piping of the whole project

Hot water design local for each apartment, include bathroom and kitchen

The drainage water after going through the septic tank will be discharged into thesewer network in the city

Vent pipe will connect with sanitary sewer drain grey, sanitary sewer drain blackand sanitary equipment The septic tank has a vent pipe private

The septic tank will be designed to treat all wastewater from the toilets, kitchen

of the building before escaping into the city sewer

Plumbing system includes:

- Drainage system

- Water supply system

- Storm-water drainage

3.4.2 Design parameter

Calculate rainfall intensity: 484.6 l/s-ha = 174 mm/h

Velocity in vertical pipes and water main pipe supplying water from1.5 to 2m/s.Velocity water flowing in the branch pipe water supply to2.5m/s

The minimum hydrostatic pressure of the water supply system is150kPa (1,5bar)

Water supply for domestic demand of condominiums supply from the watersupply system of urban Water supply underground tank pass float valve Fromunderground tank use transport pump (1 activities, 1 preventive) have capacity

equipment use water of condominiums

Underground tank include water for fire-fighting and for living and a tank on theroof floor each tank Underground water tanks constructed of reinforced concreteunderground inside the building Rooftop water tanks using GRP tank assembly.The tank is divided into compartments for ease of washing

Water supply pipes using polypropylene (PP-R) pipes for cold and hot watersupply

All the cold water pipe in the house (except water supply pipe from the pump tothe tank roof) over pressure is 10bar

Hot water pipe and water supply pipe from the pump to the tank roof overpressure is 20bar

All pipes come in ceiling, in wall or in technical boxes

Water supply section will be combined with the following items:

Install valves for sanitary equipment groups

Waterproof devices and pressure relief valves installed at the boundary points ofthe water supply

Water supplying system: Water is supplies by water supplying system of the cityand contain in underground water tanks of the building Water follow iscontrolled by gauges After that, water is pumped by pumps system andcontained in roof water tanks Water is supplied to restrooms of building bywater pipe system from roof water tank automatically Pipe system is hidden infloors, walls and technical boxes

3.4.4 Hot-water supply system

Hot water system will be designed for the toilet and kitchen of the apartment.Water heater types and capacities may be used for this project

3.4.5 Drainage system

Waste water from apartment will go to underground septic tank at basement Andthen, it goes to general sewage system of urban via manhole After waste waterwill go to sewage treatment plant of area

Drainage toilet pipes and wash-water drainage pipes in the house are designedinto two separate systems and vented to the roof

Horizontal draining pipes go on celling, on the floor, along with vertical drainingpipes in technical box leading to septic tank

Vertical pipe for equipment use uPVC have pressure is 6 bar

Main pipe for equipment use uPVC have pressure is 10 bar

This pipe is slope, toward vertical pipe Slope depends on diameter, generalchoose i=2%

3.4.6 Storm-water Drainage System

The total rainfall for the entire area will be calculated rainfall intensity in Ha NoiCity is 484.6 l/s/ha = 174 mm/h

Storm-water drainage pipes will be designed for the yard and the roof of thebuilding Rainwater from the roofs and balconies of apartments were collected inthe rainwater funnel in vertical axis, to get out of the storm drain manholesoutside the home

Electric system: 3 phase electric from local electric cabinet comes to electricalengineering room After that, electric is distributed to all rooms Moreover, there

is a generator to supply electric automatically for elevator and hallway whenelectric system get incidents

Using power was delivered from power system of the city, building hastransformer, beside there is a stand by generator in base floor

Lighting system ensures illumination from 20 - 40 lux Special is middlecorridor that is needed lighting all night and day for ensuring transportation Alloffices have underground power line and electric tablet Other rooms have morelighting requirement that was installed high quality lighting equipment

There are some devices using electricity in the building:

Kinds of light bulb: fluorescent lighting, incandescent lamp, chandelier

Kinds of ceiling fan, wall fan, ventilation fan

Air conditioner was arranged for all area that have requirement

Electric tablets, jack, switch were arranged in advantage area and safe for user,avoid fire risk in operation duration

Power feed solution

Information system and signal: hidden in the wall, including television cable,telephone cable and internet cable

All of building was needed arranging electric distribution chamber in advantagearea for laying electricity cable for equipment that using electricity in building.That distribution chamber was arranged in technical room

From transformer that is outside building feed electricity for distributionchamber by underground cable From distribution chamber to cubicle, chargingdevice use electricity cable that were hidden in wall or slab