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1、全国公路养护初级_中级_高级工理论模拟试题及答案National Highway Maintenance elementary, intermediate and advanced engineering theory, simulation questions and answersFirst, the multiple-choice question.1., the main reason for setting vertical curve at the slope of longitudinal slope is (B).A, in order to mitigate impact a
2、nd ensure traffic sight distance B, in order to ensure the safety of drivingC, in order to improve the speed of driving, D, in order to drainage unimpeded2. Blizzard snow warning is (C).A, pay attention to B, emergencyC, warning D, veryThe 3. highway component (D) is a small drainage structure acros
3、s the embankment, mainly for releasing ground water flow.A, subgrade, B, pavement C, bridge D, culvert4. preparation of high strength concrete should be preferred (C).A, slag cement, B, pozzolanic cement, C, fly ash cement, D and Portland cement5. snow pavement spreading snowmelt agent, at (A) sprea
4、ding.A and the pavement is frozen and 1-2h is spreadB, the road surface before freezing, 1-2h spreadingC and the pavement is frozen and 3-4h is spreadD, the road surface before freezing, 3-4h spreading6. the maximum longitudinal slope shall not be greater than (C)% in the four grade highway above 20
5、00m or snow covered areaA, 3%B, 5%C, 8%D, 10%7. because of the relatively dry climate, sparse rainfall, large blown sand, sparse surface vegetation and prone diseases (D).Uneven settlement occurs on A and road foundation, B, slope or shoulder is eroded, or the whole roadbed is buried by eolian sandC
6、, D, collapse, mud collapsibility8. for the prevention and treatment of sandy soil erosion in slope and low humidity (C), can also be used for the comprehensive protection of low grade highway.A, layer protection, B, tile plantsC, tiled or stacked turf, D, soil protection9. (A) is the pavement rough
7、ness maintenance quality standard evaluation index.A, pavement comprehensive damage rate DR B, pavement strength coefficient SSIC, travel mass index RQI, D, lateral force coefficient SFC10., the greater the degree of asphalt, asphalt (C) the better.The basic form of the embankment excavation cross s
8、ection (C).A, embankment, B, cuttingC, semi filled and semi excavated subgrade, D, zero fill and Zero Excavation Subgrade11., according to the characteristics of the expressway, the expressway maintenance project is divided into (A).A, minor repairs and maintenance, special projects, overhaul projec
9、t B, minor repairs and maintenance, repair and overhaul engineering projectC, minor repairs and maintenance, overhaul project, improve the project D, special projects, repair, overhaul engineering project12., pack, crack, belong to (B) pavement common, proprietary diseases.A, sandstone, B, asphaltC,
10、 composite D, cement concrete13. for minor repair and maintenance of production plan, calculation method of maintenance team direct production of the number of days is the chief engineer (B).A maintenance team, there is the number x day attendance * plan plan attendanceB maintenance team, the actual
11、 number of monthly attendance * * plan plan attendanceC maintenance team, the actual number of X program attendanceD maintenance team, the actual number of monthly attendance * plan14. cement concrete strength classification method is expressed by symbol (B) and cube compressive strength standard va
12、lue of two content.A, symbols B, B, symbols C, C, symbols M, D, symbol J15. level measurement instruments and equipment, mainly level and leveling ruler, in general, use more (C) feet.A, B, C, tower folding ruler ruler ruler D, ruler of plateIn the 16. leveling survey, if the calculated height diffe
13、rence closure difference (A) of the required level line is allowed, the allowable height difference closure difference is considered, and the results of the external observation are qualified.A, 0.5 times B, 1.5 times C, 2 times D, less than or equal to17., when the bridge is damaged by the disaster
14、, in order to find out the damage, it should be carried out (C), take measures to carry out detailed inspection and identification of the structure.A, regular inspection of B, regular inspection of C, special inspection, D, emergency inspection18. road construction material (B) property test is main
15、ly to determine the static mechanical properties of materials, such as compressive, tensile, bending, shear and other strength.A, physical property test, B, mechanical property test, C, chemical property test, D, process property test19. repair asphalt pavement cracks, slit width of less than 6mm, e
16、asy to use caulking material is (C).A, sandy soil, B, emulsified asphaltC, fine grained hot mix asphalt, D, rubber asphalt20. according to the terrain, ground features and so on, (C) the form of subgrade cross section is integral and separated.A, highway B, first class highwayC, highway, first class
17、 highway, D, first class highway, two grade highway21., under the condition that annual mean temperature is below (B) DEG C, a layer of soil which can keep frozen for a long time is formed in the ground, which is called permafrost.A, -10, B, -5, C, 0, D, 522. the main terms and descriptions of the c
18、ontract in the highway project bidding documents shall be in the following (D) documents.A, economic contract, B, comprehensive contractC, technical documents, D, tender documents23. the minimum longitudinal slope of the highway is (B).A, 0.2%B, 0.3%C, 0.4%D, 0.5%24. (A) refers to the asphalt and ag
19、gregate by mixing method or layer construction method, the thickness of not more than 3cm of a thin layer.A, asphalt surface treatment B, asphalt penetration C, asphalt concrete D, emulsified asphalt slurry seal25., through the bridge parts of the technical situation of the comprehensive, determine
20、the bridge technical level, and put forward the maintenance measures of all kinds of bridges, the general evaluation of the bridge is based on the data (B).A, check B regularly and check regularlyC, special inspection, D, special inspection26. drainage facilities for collecting, settling and excludi
21、ng the natural water on the slope of the subgrade and its slopes are (A).A, drainage ditch, B, blind ditch, C, inverted siphon, D, rapids27., the greater the penetration index, the temperature of asphalt (B).A, the better, B, worse, C, no correlation, D, no change28. (A) belongs to the highway subgr
22、ade maintenance content.A, repair shoulder B, handle Bridgehead BumpC, removal of large landslides, D and local soft ground treatmentThe 29. (B) method is applicable to the determination of density of fine-grained soil, sandy soil and gravelly soil on site.A, B, cutting ring sand filling method C, i
23、rrigation D, wax sealing method30., the implementation of the Chinese characteristics of highway standardization and landscaping construction projects referred to as (C).A.BMG, B.MBG, C.GBM, D, MGB31. equipment for dealing with various diseases of asphalt pavement is (D).A, spreader, B, sweeperC, D,
24、 car maintenance snow removing machine32., the maintenance project costs are divided into three parts: direct fee, (C), maintenance engineering, technical equipment and so on.A, indirect fee, B and other direct feesC, maintenance management fees, D, and other indirect costs33. soil shoulder conserva
25、tion measures stipulated that when the thickness is greater than (C), should be layered and compacted.A, 10cmB, 12cmC, 15cmD, 16cm34. the most abundant element in petroleum bitumen is (A).A, carbon, B, hydrogen, C, oxygen, D, iron35 asphalt pavement (B) was evaluated using pavement condition index (
26、PCI).A, strength B, damage C, flatness D, anti slide coefficient36. highway engineering technical standard stipulates that when the flat curve radius is less than (C), should be set on the curve ultra high.A, general minimum radius B, limit minimum radiusC, no ultra high, minimum radius D, 250m37. r
27、einforced concrete beam bridge crack (B) should be strengthened observation, identify the reasons, in accordance with the relevant provisions of the provisions of reinforcement.A, when the crack width is within the limit, the width of B and crack is greater than the limitWhen C and crack width is le
28、ss than 0.25mm, D and cracks develop badlyThe technical methods of economic accounting of 38. teams include accounting, statistical accounting and (A) three.A, economic accounting, B, auditing, accounting, C, business accounting, D and benefit accounting39. by setting a dowel bar in the transverse j
29、oint of the cement concrete pavement, the concrete damage can be avoided in the form of (A).A, fracture, B, crushC, arch D, wrong platform40. when determining the cubic compressive strength of concrete, the prescribed age is (D).A, 3 days, B, 7 daysC, 21 days, D, 28 days41. cement concrete pavement
30、staggered table refers to the joint adjacent two plates vertical height in (C).A, 4mm or above, B, 6mm or moreC, 8mm or above, D, 10mm or more42. indirect costs are composed of (C) and maintenance management fees.A, labor costs, B, material costs, C, other indirect costs, D, maintenance machinery us
31、e fees43. the following facilities for the removal of surface water are (B).A, B, C, culvert ditch, ditch blind ditch D44. of the asphalt pavement with mild bleeding treatment, aggregate specification (B) is the need of spreading.A, 5-10mmB, 3-5mmC, 0-3mmD, 10-15mmThe two central pier 45. bridge the
32、 distance between (C).A, calculated span B, net span C, standard span D, total span46. is the roof culvert filling height is greater than the Han (D).A, 20cmB, 30cmC, 40cmD, 50cm47. in the pavement structure layer, the level of the direct bearing of vehicle load is (A).A, surface layer B, base layer
33、 C, cushion D and connecting layer48., maintenance project budget costs are divided into maintenance engineering costs, maintenance projects, other costs, maintenance of special machinery and equipment purchase fees and (B) four parts.A, unforeseen expenses, B, reserve costs, C, cost increase, D, re
34、serve fee49. (A) in favor of low embankment on the set, and can do open culvert.A, B, C stone arch culvert culvert culvert and culvert, D50. bridge technical status rating for a class of needs (A).A, B, C, normal maintenance repair repair and overhaul DFifty-oneOnce the new bridge has been delivered
35、 (B), the first comprehensive inspection will be carried out.A, half a year B, one year C, one year and a half, D, two years52., high-grade highways generally refer to (D) highways.A, high speed B, first class C, two stage D., class two and class two above53. the following (D) is the direct cost of
36、maintenance works.A, quality supervision fee B, maintenance quality inspection feeC, traffic investigation fee D, maintenance machinery use fee54. capacity refers to a certain road and traffic conditions, the highway on a section of the ability to adapt (D).A, vehicle B, car C, wagon flow, D. drive5
37、5. one of the advantages of the fabricated beam bridge is that (C)A, B integrity, save steel and concrete dosageC, superstructure and substructure can be constructed simultaneously, D, adjacent components articulated, easy to rotate56. bidding documents are divided into (C).A, 3 volumes, B, 4 volume
38、s, C, 5 volumes, D, 6 volumesThe span length of 57. porous girder bridges for porous length (C).A, calculated span B, net span C, standard span D, total span58. total quality management is not only the quality of D, but also the comprehensive management of quality.A, products, work, B, things, ex po
39、st C, products, services, D., early, late59. the fine aggregate screening test for highway engineering, the sieve margin of each sieve divided by the total amount of sample is calculated (A).A, classification, screening rate B, cumulative screening rateC, percentage, D, fineness modulus60. during th
40、e maintenance budget, the cost of construction during the rainy season increases (D).A, direct fee, B, other direct fees, C, maintenance management fees, D., other indirect fees61., in order to ensure concrete strength, coarse aggregate strength with (A) index control.A, crushing value B, polishing
41、value C, impact value D and wear rate62. the focus of winter maintenance operations is (C).A, B, treatment of frost heaveC, snow removal, anti-skid D, dredging drainage facilities63. in the budget of the maintenance project, the workers family visit fee belongs to (D).A, direct fees, B, other direct
42、 fees, C, maintenance management fees, D, and other indirect costs64. subgrade boiling phenomenon occurs in (C).A, autumn B, winter C, spring D and Autumn65. mechanical equipment in the budget quota has shift consumption quota and quota of two (C).A, B, C production team, D team turnover rent charge
43、, rent amountThe 66. ditch should be connected with the water stream (A) to effectively eliminate the water source.A, vertical B, arc C, skew D, parallel67. maintenance budget expenses in the main non-staple food subsidies to freight (D).A, direct fees, B, other direct fees, C, maintenance managemen
44、t fees, D, and other indirect costs68. the main purpose of the basic quota in the appendix of highway maintenance budget is to carry out (D).A, ration change, B, material conversion, C, quota supplement, D and engineering quantity conversion69. asphalt surface treatment methods of construction are p
45、aved and mixing method, and layer paving method can be divided into (A) two kinds.A, pre oil, feed and feed, after the oil, B, field mixing and road mixingC, hot mix hot and cold mix cold laying, D, central mixingSeventyMaintenance team in planning management, should be in accordance with (D) and ma
46、intain the road as the center of the preparation.A, B, not timely repair damage repair first C, to ensure the smooth flow of D, prevent trouble before it happens71. the combined action of piers and abutments is (D).A, withstanding the impact of ships and floating forcesB, play a cohesive Role in Luq
47、iaoLateral earth pressure C, under the embankmentD supports the superstructure and transfers structural gravity and vehicle loads to the foundation72. maintenance team in planning management should be in accordance with (D) and maintain the road as the center of the preparation.A, B, not timely repair damage repair first C, to ensure the smooth flow of D, prevent trouble before it happens73. traffic surveys mainly investigate traffic volume and its co