CN105862901B - Docking formula bedrock survey mark and its construction method - Google Patents
Docking formula bedrock survey mark and its construction method Download PDFInfo
- Publication number
- CN105862901B CN105862901B CN201610380955.3A CN201610380955A CN105862901B CN 105862901 B CN105862901 B CN 105862901B CN 201610380955 A CN201610380955 A CN 201610380955A CN 105862901 B CN105862901 B CN 105862901B
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- mark
- measurement
- bedrock
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- basement rock
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/02—Means for marking measuring points
- G01C15/06—Surveyors' staffs; Movable markers
- G01C15/08—Plumbing or registering staffs or markers over ground marks
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The present invention relates to measurement to indicate, especially dock formula bedrock survey mark and its construction method.Docking formula bedrock survey mark, is mainly made of basement rock stake, measurement mark, land protection device three parts；The measurement mark is divided into two parts up and down, is respectively visual observation mark and hidden observation monument, both are connected by connecting screw, and on same plumb line；The lower end of hidden observation monument is connected by nut with basement rock stake；Land protection device is arranged on the outside of visual observation mark.The docking formula bedrock survey mark of the present invention, basement rock stake can guarantee that mark stability, will not be settled with ground；Measurement indicates and is divided into the visual measurement mark and the hidden measurement mark of lower part on top, and remain stringent geometrical relationship between upper and lower mark can guarantee that the fast quick-recovery after a position destruction.And construction method is simple.
Description
Technical field
The present invention relates to measurement to indicate, especially dock formula bedrock survey mark and its construction method.
Background technology
Current measurement control point is broadly divided into several classes, the first is grade control point, is coagulation more using survey monument
The hard building stones such as soil or granite, green stone are made.Second is non-hierarchical control point, generally uses steel nail or the iron with copper core
Nail, directly nail is on road surface.Survey monument is generally divided into markstone and lower markstone, and upper and lower markstone center is strictly in same plumb line
On,（Also some survey monuments are concrete structure, in concrete top installation stainless steel measurement mark）, such markstone is usually
Face occupation of land scope is larger, is adapted to be laid in more open area（Such as mountain top, wasteland）.Steel nail control point is generally laid in
Road road surface, but it is easily destroyed, and the phenomenon with roadbed subsidence occurs, it is impossible to meet the purpose of long-time service.
The fast development of modern city, causes ground control point easily destroyed, and can not recover.And in coastal cities
Xincheng District, easily there is sedimentation phenomenon, cause to lay on the ground more in beach area, newly-built road and greenbelt in establish
Control point can not long-time service.
The content of the invention
A kind of it is adapted to be laid in road or greenbelt, it is necessary to develop to overcome problem above existing in the prior art
Measurement mark, passes through the special designing of mark itself, and advanced construction method, it is ensured that control point is from surface subsidence shadow
Ring, and after being destroyed on ground still can quick-recovery soon high-precision measurement mark, to reduce workload and cost of investment
Measurement mark.
The present invention solves the technical solution that its technical problem uses：Docking formula bedrock survey mark, mainly by basement rock stake,
Measurement mark, land protection device three parts composition；The measurement mark is divided into two parts up and down, is respectively visual observation mark
Will and hidden observation monument, both are connected by connecting screw, and on same plumb line；The lower end of hidden observation monument
It is connected by nut with basement rock stake；Land protection device is arranged on the outside of visual observation mark.
The basement rock stake is made of the screw-thread steel positioned at center and the exterior cement mortar poured, screw-thread steel it is upper
End is welded with attaching nut.
The outside of the hidden observation monument is equipped with stainless steel pile casting.
The land protection device is to build well or cast iron sheath by laying bricks or stones.
The construction method of the docking formula bedrock survey mark of the present invention, comprises the following steps：1st, it is not small that the length of side is excavated first
In 0.5 meter, the square hole of 0.9 meter of depth, drilling then is carried out using drilling machine, drilling depth is to reach below stable basement rock
Subject to 2m；
2nd, attaching nut is welded on screw-thread steel, ensures that attaching nut and reinforcing bar are concentric；
3rd, reinforcing bar is vertically put into drilling using drilling machine, and keeps vertical；
4th, using drilling machine cement injection mortar from the bottom up, residual mud in extrusion drilling；
5th, after the cement mortar solidification irrigated, the unnecessary cement mortar in top is cleared up, measurement mark is installed on base
In rock stake；
6th, after measurement mark installs, concrete, fine sand to basement rock stake and hidden measurement mark is filled successively in hole and is connected
Meet place；Concrete, fine sand to hidden measurement mark indicate junction, concrete with visual measurement；Land protection dress is finally installed
Put.
The docking formula bedrock survey mark of the present invention, basement rock stake can guarantee that mark stability, will not be settled with ground；Survey
Amount mark is divided into the visual measurement mark on top and the hidden measurement mark of lower part again, remains between upper and lower mark stringent
Geometrical relationship can guarantee that the fast quick-recovery after a position destruction.And construction method is simple.
Brief description of the drawings
Fig. 1 is the docking formula bedrock survey sign structure schematic diagram of embodiment 1；
Fig. 2 is the docking formula bedrock survey sign structure schematic diagram of embodiment 2.
Embodiment
The docking formula bedrock survey mark and its construction method of the present invention are done with reference to embodiment and attached drawing detailed
Illustrate and illustrate.
The docking formula bedrock survey mark of 1 the present embodiment of embodiment, as shown in Figure 1, by basement rock stake 1, stainless steel pile casting 2,
Hidden observation monument 3, visual observation mark 4, cast iron sheath 6 form, and hidden observation monument 3 and visual observation mark 4 pass through company
Screw rod 5 is connect to connect, and on same plumb line；The lower end of hidden observation monument 3 is connected by nut with basement rock stake 1；Can
Depending on the outside installation cast iron sheath 6 of observation monument 4.
The docking formula bedrock survey mark of 2 the present embodiment of embodiment, as shown in Fig. 2, by basement rock stake 1, stainless steel pile casting 2,
Hidden observation monument 3, visual observation mark 4, build well 6 by laying bricks or stones and form, and hidden observation monument 3 and visual observation mark 4 pass through connection
Screw rod 5 connects, and on same plumb line；The lower end of hidden observation monument 3 is connected by nut with basement rock stake 1；Visually
Well 6 is built in the outside installation of observation monument 4 by laying bricks or stones.
Basement rock stake 1 is mainly by exterior 1:2 #425 cement mortar and internal φ 28mm screw-thread steels composition, basement rock stake are deep
Degree is subject into middle 2 meters of decayed rock.The geological conditions basement rock stake depth of integration project location is between 3 meters to 25 meters.
The a diameter of 180mm of basement rock stake, screw-thread steel applies antirust paint and plastic protective film for plastics outside, and fills a triangle centering every 2 meter amperes
Stent, to ensure that screw-thread steel is in the center of whole basement rock stake.
Visual observation mark 4 is with ground at a distance of 20CM.The outside of hidden observation monument 3 is equipped with stainless steel pile casting 2, make its with
Surrounding concrete separates.When visual observation mark is influenced by external force and when producing displacement, visual observation mark will be forced with
The hidden observation monument in face disconnects at connecting screw, since the visual measurement landmark size on top is fixed, so when upper
When portion's visual observation mark destroys, it can be repaired by reinstalling visual observation mark, also can be by opposite even if not repairing
Position is continuing with the hidden observation monument in lower part.Hidden observation monument is connected by attaching nut with basement rock stake at the same time, hidden
Observation monument is separated with outer concrete using stainless steel pile casting, therefore when external force is not very big, hidden base will not be corrupted to
Rock point.When hidden observation monument part is also destroyed, can also be repaiied according to by reinstalling whole docking protection basement rock mark
Multiple control point point position obtains the coordinate of the basement rock stake of lower part according to the fixed dimension of mark.
According to a position position, land protection device, which can be divided into, builds two kinds of well and cast iron sheath by laying bricks or stones.Greenbelt is open
The land protection device in non-hard surface area is adapted to selection to build well by laying bricks or stones；The hardened grounds such as bituminous paving are adapted to protect using cast iron
Set.
The construction method of the docking formula bedrock survey mark of the present invention of embodiment 3, comprises the following steps that：
1st, the length of side is excavated first and be not less than 0.5 meter, the square hole of 0.9 meter of depth, to have detected whether unknown object（Pipeline
Or pre-buried cable etc.）, drilling is carried out followed by drilling machine, drilling depth, which is subject to, reaches 2m below stable basement rock；Probing
In pore forming process, using the advanced guide type drill bits of φ 180mm using drilling tool dead weight hole-enlarging hole-forming, and low solid phase premium mud is used
Retaining wall, ensures drilling safety and prevents borehole collapse and undergauge；Following measures are taken in the control of basement rock hole perpendicularity：Ground should be put down
Whole, compacting, it is ensured that boring tower, drilling machine vertical shaft center and aperture sight alignment；Drilling rod, drilling tool should keep glacing flatness, and curvature is small；Adopt
Crept into lengthening drilling tool, going out the small drill bit of sword, light pressure, small pump amount；Using low solid phase premium mud guard aperture, borehole cleaning, ensure bottom hole
Basement rock powder exclude in time it is clean, to prevent major structure into hole deviation.
2nd, attaching nut is welded on the screw-thread steel of φ 28mm, intercepts or be soldered to corresponding length according to drilling depth,
To ensure that chain connected nut is strictly concentric with reinforcing bar in manufacturing process.2 meters of need of reinforcing bar bottommost are fixed in basement rock, thereon part profit
Antirust treatment is done with epoxy resin and winds plastic film, while protects top connection bolt.Reinforcing bar puts one every 2 meter amperes
Triangle centering fixing bracket, in the center entirely to drill during for determining that reinforcing bar enters hole.
3rd, reinforcing bar is vertically put into drilling using drilling machine, makes to fix after whole device is naturally vertical, so can ensure that
It keeps vertical at the center entirely to drill.
4th, 1 is irrigated from the bottom up using drilling machine:2 #425 cement mortar, residual mud in extrusion drilling.
5th, after the cement mortar solidification irrigated, the unnecessary cement mortar in top is cleared up, passes through the connection spiral shell on reinforcing bar
It is female to be connected with hidden measurement mark lower end, measurement mark is installed in basement rock stake.
6th, after mark installs, concrete, fine sand to basement rock stake and hidden measurement is filled successively in hole and indicates junction；
Concrete, fine sand to hidden measurement mark indicate junction, concrete with visual measurement；Finally build protection well or installation cast iron by laying bricks or stones
Sheath.
Claims (3)
1. a kind of construction method of docking formula bedrock survey mark, it is characterised in that the docking formula bedrock survey mark is main
It is made of basement rock stake, measurement mark, land protection device three parts；The measurement mark is divided into two parts up and down, is respectively
Visual observation mark and hidden observation monument, both are connected by connecting screw, and on same plumb line；Hidden observation
The lower end of mark is connected by nut with basement rock stake；Land protection device is arranged on the outside of visual observation mark；The base
Rock stake is mainly made of the screw-thread steel positioned at center and the exterior cement mortar poured, and the upper end of screw-thread steel is welded with connection
Nut；Partly antirust treatment being done using epoxy resin on the screw-thread steel and winding plastic film, screw-thread steel puts one every 2 meter amperes
A triangle centering fixing bracket；
Its construction method comprises the following steps：
(1), the length of side is excavated first and be not less than 0.5 meter, the square hole of 0.9 meter of depth, then carry out drilling using drilling machine, bore
Hole depth, which is subject to, reaches 2m below stable basement rock；
(2), attaching nut is welded on screw-thread steel, ensures that attaching nut and reinforcing bar are concentric；
(3), reinforcing bar is vertically put into drilling using drilling machine, and keeps vertical；
(4), using drilling machine cement injection mortar from the bottom up, residual mud in extrusion drilling；
(5), after the cement mortar solidification irrigated, the unnecessary cement mortar in top is cleared up, measurement mark is installed on basement rock
In stake；
(6), after measurement mark installs, concrete, fine sand to basement rock stake and hidden measurement mark connection are filled successively in hole
Place；Concrete, fine sand to hidden measurement mark indicate junction, concrete with visual measurement；Land protection device is finally installed.
2. the construction method of docking formula bedrock survey mark according to claim 1, it is characterised in that：The hidden sight
The outside of mark will is equipped with stainless steel pile casting.
3. the construction method of docking formula bedrock survey mark according to claim 1 or 2, it is characterised in that：The ground
Face protective device is to build well or cast iron sheath by laying bricks or stones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610380955.3A CN105862901B (en) | 2016-06-01 | 2016-06-01 | Docking formula bedrock survey mark and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610380955.3A CN105862901B (en) | 2016-06-01 | 2016-06-01 | Docking formula bedrock survey mark and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105862901A CN105862901A (en) | 2016-08-17 |
| CN105862901B true CN105862901B (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610380955.3A Active CN105862901B (en) | 2016-06-01 | 2016-06-01 | Docking formula bedrock survey mark and its construction method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955660B (en) * | 2018-04-18 | 2020-12-15 | 深圳市路桥建设集团有限公司 | Deviation detection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397800A (en) * | 2008-09-17 | 2009-04-01 | 中冶集团武汉勘察研究院有限公司 | Deep pile survey mark burying method |
| CN201233240Y (en) * | 2008-07-31 | 2009-05-06 | 中冶集团武汉勘察研究院有限公司 | Device for protecting survey mark |
| CN202485681U (en) * | 2012-03-21 | 2012-10-10 | 中铁上海设计院集团有限公司 | Survey marker for subway horizontal control point |
| CN104121895A (en) * | 2013-04-28 | 2014-10-29 | 上海勘测设计研究院 | Soft soil area plane height measurement control point and embedding method thereof |
| CN203964915U (en) * | 2014-07-14 | 2014-11-26 | 深圳市勘察研究院有限公司 | A kind of survey mark of the underground space |
| CN205776301U (en) * | 2016-06-01 | 2016-12-07 | 青岛市勘察测绘研究院 | Docking formula bedrock survey mark |
-
2016
- 2016-06-01 CN CN201610380955.3A patent/CN105862901B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201233240Y (en) * | 2008-07-31 | 2009-05-06 | 中冶集团武汉勘察研究院有限公司 | Device for protecting survey mark |
| CN101397800A (en) * | 2008-09-17 | 2009-04-01 | 中冶集团武汉勘察研究院有限公司 | Deep pile survey mark burying method |
| CN202485681U (en) * | 2012-03-21 | 2012-10-10 | 中铁上海设计院集团有限公司 | Survey marker for subway horizontal control point |
| CN104121895A (en) * | 2013-04-28 | 2014-10-29 | 上海勘测设计研究院 | Soft soil area plane height measurement control point and embedding method thereof |
| CN203964915U (en) * | 2014-07-14 | 2014-11-26 | 深圳市勘察研究院有限公司 | A kind of survey mark of the underground space |
| CN205776301U (en) * | 2016-06-01 | 2016-12-07 | 青岛市勘察测绘研究院 | Docking formula bedrock survey mark |
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| CN105862901A (en) | 2016-08-17 |
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