The first part is an overview of the teaching of construction technology.
Chapter I Earthwork
Chapter II Pile Foundation Engineering
Chapter III Reinforced Concrete Structure Engineering
Chapter IV Prestressed Concrete Engineering
Chapter V Structural Installation Project
Chapter VI Masonry Engineering
Chapter VII Waterproof Works
Chapter VIII Decoration Engineering
Chapter I Earthwork
Basic requirements:
Understand the engineering classification and properties of soil; Main factors affecting the compaction of filled soil.
Familiar with earthwork calculation method; Earthwork slope and soil wall support; Earthwork construction of foundation pit (trough); Inspection method of compaction quality of filled soil.
Master the method of construction drainage and use it correctly according to the specific conditions of the construction site; Quicksand phenomenon and its prevention methods; Layout and construction of light well point dewatering; Excavating, transporting, filling and pressing machinery for earthwork construction.
Specific content:
1, engineering classification and engineering properties of soil;
2, the basic calculation method of earthwork;
3. Earthmoving construction machinery: bulldozers, scrapers, excavators, understand their performance characteristics, scope of application, construction methods, and apply them reasonably;
4, the determination of earthwork slope size, the expression method of slope size, and the relevant provisions of slope specification;
5. Main types, structures and scope of use of earth wall support;
Specific content
6, quicksand phenomenon and quicksand prevention methods;
7, the characteristics and scope of application of collecting well and well point dewatering method;
8. Structure of light well point system, arrangement and calculation of light well points;
9. Correct selection of filling materials, filling and compaction methods.
Test questions-the first chapter earthwork
I. Multiple choice questions
1, from the perspective of architectural structure, according to the soil (), soil can be divided into eight categories.
A, particle gradation b, deposition age
C, hardness d, bearing capacity
Answer: c
Test site: engineering classification of soil
Test questions-the first chapter earthwork
2. The natural water content of the soil reflects the degree of dryness and wetness of the soil, and is calculated according to the following formula (d).
a、K=V2/V 1 B、W=mw/m× 100%
c、n=Vv/V× 100% D、W=mw/ms× 100%
Answer: d
Test site: basic properties of soil
Test questions-the first chapter earthwork
3, the initial loose coefficient of soil (C)
A, less than 1 B, equal to 1
C, greater than 1 D, cannot be determined.
Answer: c
Test site: basic properties of soil
Test questions-the first chapter earthwork
4. When the transportation distance is less than 100m, () construction can be adopted for excavation and backfilling of foundation pit and pipe trench.
A, backhoe B, bulldozer
C. scraper d and paver
Answer: b
Test center: earthwork construction machinery.
Test questions-the first chapter earthwork
5, for river dredging project, which kind of digging machinery is suitable for ()?
A, front shovel b, pull shovel
C, backhoe d, grab shovel
Answer: d
Test center: earthwork construction machinery.
Test questions-the first chapter earthwork
6, backhoe excavator suitable for digging soil type is (B)
A, 1 ~ 2 soil, and 1 ~ 3 soil.
C, 1 ~ 5 soil, d, 2 ~ 6 soil.
Answer: b
Test center: earthwork construction machinery.
Test questions-the first chapter earthwork
7, earthwork slope coefficient refers to (a).
A, the ratio of earthwork bottom width and excavation depth
B, earthwork excavation depth and the ratio of the bottom width
C, the ratio of earthwork bottom width to slope length
D, the ratio of earthwork excavation depth and slope length
A: A.
Test site: earthwork slope
land
square
edge
slanting
Test questions-the first chapter earthwork
8, piping phenomenon is caused by (D)
I. Surface water flow
B, groundwater hydrodynamic pressure is greater than or equal to the immersion density of soil.
C, the role of earthwork excavation
D, the jacking force of confined water is greater than the weight of the impermeable layer at the bottom of the pit.
Answer: d
Test location: pipeline phenomenon
Test questions-the first chapter earthwork
9, in the supporting structure, can resist the horizontal pressure caused by water and soil, so as to retain water and soil is ().
A, deep mixing cement-soil wall B and H steel piles
C, reinforced concrete pile d, soil anchor
A: A.
Test site: soil wall support
Test questions-the first chapter earthwork
10, the excavation layer of a foundation pit is fine sand, and the groundwater level is1m; Below the surface; The excavation depth is 12m, and the dewatering method should be ().
A, deep well point B, light well point
C, injection well point d, electroosmosis well point
Answer: b
Test Center: Characteristics and Application Scope of Well Point Dewatering Method
Test questions-the first chapter earthwork
1 1. Which of the following methods to prevent and control quicksand is the most effective method to eradicate quicksand ()?
A. Underwater excavation method B. Sheet pile method
C, soil freezing method D, well point precipitation method
Answer: d
Test site: prevention and control methods of quicksand
Test questions-the first chapter earthwork
12, the width of a groove is 7.8m, and the layout of light well points should be ().
A, single-row well point B, U-shaped well point C, double-row well point D and annular well point
Answer: c
Test site: earthwork layout
Test questions-the first chapter earthwork
13. In the earthwork backfilling project, when different soils are used for filling, the soil layer with higher permeability should be placed in the soil layer with lower permeability ().
A, fill in part b, and fill in the lower part.
C, mixed filling D, intermediate filling
Answer: b
Test site: earthwork filling
14, earthwork excavation sequence, method must comply with the design conditions, and follow the principle of slotted support, () it is forbidden to overbreak.
First, support before digging, layered excavation.
B, dig first and then support, and excavate by layers.
C, first support and then dig, and then excavate by sections.
D, dig first and then support, and excavate by sections.
A: A.
Test site: excavation of foundation pit (foundation trench)
Test questions-the first chapter earthwork
Second, multiple choice questions
1. The permeability of soil mainly depends on the soil ().
A, excavation depth b, pore characteristics
C, natural density d, hydraulic gradient
E. looseness
Answer: BD
Test site: basic properties of soil
Test questions-the first chapter earthwork
2. The backhoe digging method is ()
A, positive excavation B, lateral excavation
C, trench bottom excavation D, downhill soil cutting
E, cross shovel excavation
Answer: A B
Test Center: Earth-moving machinery (single bucket excavator)
Test questions-the first chapter earthwork
3, the following soil should not be used as fill ()
A, soil containing a lot of organic matter B, frozen soil
C, silt D, blasting stone slag
E, expansive soil
Answer: ABCE
Testing Center: Correct selection of filling materials.
land
square
return
be filled/suffused/brimming with
Test questions-the first chapter earthwork
4. When backfill earthwork, backfill earthwork compaction methods are ()
A, rolling method b, vibration compaction method
C, tamping method d, stacking method
E. water irrigation method
Answer: ABC
Test site: earthwork compaction
Test questions-the first chapter earthwork
5. The main factors affecting the compaction of filled soil are ()
A, soil water content b, soil pore characteristics
C, the natural density of soil d, compaction times
E, the thickness of each layer of soil
Answer: Ade
Test site: main influencing factors of filling compaction
Test questions-the first chapter earthwork
6. The design of earthwork slope should be based on () to determine the slope gradient.
A, excavation depth b, project cost
C, cumulative load on the slope D, service life
E, soil conditions
Answer: ACDE
Test site: determination of earthwork slope size
Test questions-the first chapter earthwork
7, artificially reduce the groundwater level ()
A, prevent quicksand b, prevent slope collapse
C, prevent piping at the bottom d, keep the bottom dry.
E, improve the bearing capacity of foundation soil
Answer: ABCDE
Test site: building drainage
Test questions-the first chapter earthwork
Second, the judgment question
1, according to the hardness of soil, soil can be divided into eight categories, one to four of which are soil; Five to eight categories are rocks. ( )
A, right b, wrong
A: A.
Test site: engineering classification of soil
Test questions-the first chapter earthwork
2. When calculating the excavation required for filling, the looseness and water content of soil need to be considered. ( )
A, right b, wrong
Answer: b
Test site: basic properties of soil
Test questions-the first chapter earthwork
3. Sheet pile is a kind of supporting structure which can not only retain soil but also stop water. ( )
A, right b, wrong
A: A.
Test site: soil wall support
Test questions-the first chapter earthwork
4. Using multi-layer light well point method can reduce the deepest groundwater level by 20m. ( )
A, right b, wrong
Answer: b
Test center: characteristics and application scope of light well point
Test questions-the first chapter earthwork
5. The scraper is a kind of earth-moving machinery, which can shovel, transport, unload and fill the soil independently. ( )
A, right b, wrong
A: A.
Testing Center: Earthwork Machinery
Test questions-the first chapter earthwork
6. When filling with different soils, the less permeable soil layer should be placed under the more permeable soil layer. ( )
A, right b, wrong
Answer: b
Test site: earthwork filling requirements
Test questions-the first chapter earthwork
7, using soil nailing wall for soil wall support, can play the role of retaining soil and stopping water. ( )
A, right b, wrong
Answer: b
Test site: soil wall support
Test questions-the first chapter earthwork
8. When the foundation pit (groove) is excavated, the distance from nearby buildings shall not be less than 1.5m, and it must be reinforced in case of danger. ( )
A, right b, wrong
A: A.
Testing Center: Safety Technical Requirements for Foundation Pit Excavation
big
type
basis
hole
Chapter II Pile Foundation Engineering
Basic requirements:
Understand the fabrication procedure of precast piles; Piling machinery and its selection: common sinking construction methods of sinking cast-in-place piles; Construction technology of manual digging pile.
Familiar with the classification of pile foundation; Lifting and stacking requirements of precast piles; Construction technology of bored pile with mud retaining wall;
Master the piling sequence, method and quality control of precast piles.
Specific content
1, classification of pile foundation;
2. Fabrication, hoisting, transportation and stacking of reinforced concrete precast piles;
3, hammer pile driver machinery and selection, familiar with the parts of piling machinery;
4. Preparation before piling, piling sequence and piling method;
5. Quality requirements for piling construction;
6. Static pressure pile equipment, construction technology and pile connection method;
7. Construction equipment, technology, common problems in construction and treatment methods of bored pile with mud wall protection;
8. Types, characteristics, scope of application, construction technology, common problems in construction and treatment methods of immersed cast-in-place piles;
9. Construction machines and tools, construction technology and construction matters needing attention of manual digging cast-in-place pile.
Test questions-Chapter II Pile Foundation
I. Multiple choice questions
15. According to the classification of piles (), it can be divided into precast piles and cast-in-place piles.
A, bearing performance b, use function
C. Materials used D. Construction method
Answer: d
Test site: classification of pile foundation
Test questions-Chapter II Pile Foundation
16, the strength of precast pile should reach the design strength standard value () before transportation.
a、25% B、50%
c 75% D 100%
Answer: d
Test site: precast pile lifting
Test questions-Chapter II Pile Foundation
17. When piling by hammer, () should be adopted, which can achieve good results.
A, heavy hammer low hit, low lift heavy hit.
B, heavy hammer high hit, low lift heavy hit
C, light hammer and low blow, high and heavy blow
D, light hammer high blow, high lift blow.
A: A.
Test site: hammer piling
Test questions-Chapter II Pile Foundation
18. Pile sinking construction method () is only applicable to straight piles and soft soil foundations.
A, hammer pile sinking method B, water jet pile sinking method
C, static pressure pile method D, vibration pile sinking method
Answer: c
Test site: piling (static piling)
Test questions-Chapter II Pile Foundation
19. The following statement about piling quality control is incorrect (B).
A. When the soil layer where the pile end is located is hard, control the penetration mainly.
B. When the soil layer where the pile tip is located is soft, the penetration control shall be given priority.
C. When the soil layer where the pile end is located is hard, the design elevation control of the pile end should be supplemented.
D. When the soil layer where the pile end is located is soft, the design elevation control of the pile end should be given priority to.
Answer: b
Test site: precast pile connection method
Test questions-Chapter II Pile Foundation
20. The sediment thickness of friction concrete cast-in-place pile should not be greater than (c).
A, 50mm b,100mm
C,150mm d, 200mm
Answer: c
Test site: cast-in-place pile
Test questions-Chapter II Pile Foundation
2 1. In the construction of bored pile with mud retaining wall, mud should be injected into the hole during drilling, and the mud level should always be higher than the underground water level (), so as to protect the retaining wall, lubricate the drill bit, reduce the bit fever and reduce the drilling resistance.
a、0.5m B、 1.0m
c、 1.5m D、2.0m
Answer: b
Test site: bored pile with mud wall protection
Test questions-Chapter II Pile Foundation
Second, multiple choice questions
8. Common quality problems (A, B, C, E) in the construction of pipe sinking cast-in-place pile by hammer.
A, broken pile b, bottleneck pile c, hanging foot pile
D, hole wall collapse e, pile boots into the mud.
Answer: a, b, c, e
Test site: classification of pile foundation
Test questions-Chapter II Pile Foundation
9, the height of the pile frame is determined by the length of the pile and ().
A, pile hammer height b, pile cap height
C, pulley block height d, pile pad height
E, 1~2m working space height of lifting hammer
Answer: ABCE
Test site: piling machinery (pile frame)
Test questions-Chapter II Pile Foundation
10, manual hole-digging cast-in-place pile is adopted, and the wall protection method can be ().
A. Cast-in-situ concrete retaining wall B. Concrete open caisson retaining wall
C, shotcrete wall protection D, steel casing wall protection
E, brick masonry wall protection
Answer: ABCDE
Test site: hand-dug cast-in-place pile
Test questions-Chapter II Pile Foundation
1 1, according to the different pore-forming methods, concrete pouring piles are divided into ().
A. Bored cast-in-place pile B. Immersed cast-in-place pile
C, manual digging pile D, static pressure pile
E, explosive expansion cast-in-place pile
Answer: ABCE
Test site: cast-in-place pile
Test questions-Chapter II Pile Foundation
12, matters that should be paid attention to when piling are ().
A, piling speed b, verticality of piling frame
C, the rebound of pile hammer d, the change of penetration
E, pile hammer falling speed
Answer: ABCD
Test site: setting of precast piles
Test questions-Chapter II Pile Foundation
Third, the judgment question
9. Piling technology includes positioning piles according to design drawings, hanging piles in place, piling and pile extension.
A, right b, wrong
Answer: b
Test site: piling
10. When the strength of precast pile reaches 70% of the design strength, it can be transported by hanging pile. ( )
A, right b, wrong
Answer: b
Test center: hoisting and transportation of precast piles
Test questions-Chapter II Pile Foundation
1 1. Generally speaking, the piling sequence includes row by row, from the middle to the periphery and section by section. ( )
A, right b, wrong
A: A.
Test location: piling sequence
Test questions-Chapter II Pile Foundation
12. Bottleneck piles are often encountered in the construction of immersed cast-in-place piles. Bottleneck piles generally occur at the junction of soft and hard soil layers below the ground, mostly in cohesive soil, and rarely in sandy soil and loose soil. ( )
A, right b, wrong
Answer: b
Testing center: immersed cast-in-place pile (common problems in construction and their treatment)
Test questions-Chapter II Pile Foundation
13. There are two basic methods for pile quality inspection: static test method and dynamic test method. ( )
A, right b, wrong
A: A.
Testing center: pile foundation testing and acceptance.
Test questions-Chapter II Pile Foundation
stake
silent
load
attempt
cheque
stake
small
should do
change
check
measure
14, pile depth control, for friction piles under axial load, penetration is the main factor, supplemented by elevation. ( )
A, right b, wrong
Answer: b
Test site: piling
Test questions-Chapter II Pile Foundation
Chapter III Reinforced Concrete Structure Engineering
Basic requirements:
Understand the role of templates and the basic requirements for templates; Mechanical properties of steel bars; Cold drawing of steel bar and its control method: basic knowledge of steel bar welding; Construction method of concrete in winter.
Familiar with the advantages and disadvantages of various templates and their selection; The provisions of the template removal; Mixing principle, characteristics and application of concrete mixer.
Master the calculation principle and method of steel bar blanking, and can calculate steel bar blanking; Adjustment of strength and water consumption during concrete preparation; Concrete transportation, pouring, vibrating and curing methods.
Specific content
1, template and support system requirements;
2, all kinds of basic components (foundation, column, beam, floor structure) template construction and installation, demolition procedures and related time;
3. Advantages, disadvantages and selection of wood formwork, steel-wood composite formwork, large formwork and climbing formwork;
4, template engineering quality inspection and evaluation standard;
5. Mechanical properties, classification and cold working methods of steel bars;
6, steel welding method and welding quality inspection;
7. Mechanical connection method of reinforcement: sleeve extrusion connection and threaded sleeve connection;
8, steel substitution principle and blanking length calculation
9, steel processing mainly includes rust removal, straightening, cutting and bending.
10, steel bar connection, binding and installation; Common quality problems in installation and their inspection and requirements;
Specific content
1 1, concrete construction mixture ratio;
12, characteristics, selection, mixing time and feeding sequence of two kinds of mixers;
13, concrete transportation requirements and various methods, tools and choices for transporting concrete;
14, concrete pumping concrete technical requirements pumping concrete;
15. Provisions on the height, setting and treatment of free fall of construction joints during concrete pouring;
16, cast-in-place multi-layer reinforced concrete frame structure, mass concrete pouring method;
17, various vibrators and their applications, operating essentials of vibrators;
18, concrete curing, form removal and quality inspection;
19, winter construction method and construction technology of concrete engineering.
Test questions-Chapter III Reinforced Concrete Engineering
I. Multiple choice questions
22, template according to the classification of (), can be divided into fixed template, detachable template, permanent template, etc.
A, structure type b, construction sequence
C, construction method D, building components
Answer: c
Test Center: Template Classification
Test questions-Chapter III Reinforced Concrete Engineering
23, a concrete beam span of 8.0m, using wooden template, steel column shuttering, arch height of concrete beam span is ().
a、6mm B、7mm
C, 1 1 mm d, 30mm
Answer: c
Testing center: quality inspection and acceptance of formwork construction.
Test questions-Chapter III Reinforced Concrete Engineering
24, a cast-in-place concrete balcony, concrete strength is C30, cantilever length is 1.5m, when the concrete strength reaches at least ().
When can the bottom template be removed?
a、30N/mm？ b、 15N/mm？
c、2 1N/mm？ Diameter 22.5 N/mm
A: A.
Detection site: dismantle the formwork (refer to Code for Acceptance of Construction Quality of Concrete Structure Engineering (GB50204-2002)).
Test questions-Chapter III Reinforced Concrete Engineering
25, steel bar according to the classification of (), can be divided into hot-rolled steel bar, cold-drawn steel bar, cold-drawn steel wire and heat-treated steel bar.
A, chemical composition b, shape of steel
C, processing method D, structure and function
Answer: c
Test center: mechanical properties and classification of steel bars
Test questions-Chapter III Reinforced Concrete Engineering
26, steel cold working, commonly used () and cold drawing rate two methods to control steel.
A, strength b, cold bending performance
C, stress d, deformation
Answer: c
Test site: cold working method of steel bar
Test questions-Chapter III Reinforced Concrete Engineering
27, vertical steel bar connection of cast-in-place reinforced concrete frame structure, the most appropriate use (D).
A, flash butt welding B, arc welding
C, resistance spot welding D, electroslag pressure welding
Answer: d
Test site: steel bar connection
Test questions-Chapter III Reinforced Concrete Engineering
28, column concrete pouring height more than () m, string tube or chute should be adopted to prevent concrete stratification.
a、 1 B、2
c、3 D、4
Answer: c
Test site: concrete pouring
Test questions-Chapter III Reinforced Concrete Engineering
29. On the drawing of tensile reinforcement of concrete beams, the original design adopted 12 φ 20 reinforcement (HRB335), and now it is ready to be replaced with φ22 reinforcement (HRB335), which shall be replaced according to the principle of ().
First, the strength of steel is equal
B, reinforced area is equal
C, reinforced area is not less than the area before substitution.
D, steel tensile bearing capacity design value
Answer: b
Testing Center: Principle of Rebar Substitution
Test questions-Chapter III Reinforced Concrete Engineering
30, determine the mixture ratio of sand used in the laboratory ().
A, they are all wet; B, it's all dry
C, dry sand, wet stone D, wet sand, dry stone
Answer: b
Test site: laboratory concrete mix ratio
Test questions-Chapter III Reinforced Concrete Engineering
3 1, using a feeding method in the hopper, feeding order is ().
A, sand, gravel, cement B, cement, sand, gravel
C, sand, cement, stone D, stone, cement, sand
Answer: d
Test center: concrete mixing (primary and secondary feeding method)
Test questions-Chapter III Reinforced Concrete Engineering
32, concrete in the process of transportation should not produce segregation, stratification phenomenon, segregation phenomenon, if any, must be carried out before pouring concrete ().
A. add water b and stir for the second time.
C, secondary mixture ratio design d, vibrating
Answer: b
Test site: concrete transportation
Test questions-Chapter III Reinforced Concrete Engineering
33, used for pumping concrete, must have good conveying performance, that is, concrete has good pumpability, so it is suitable for mixing.