εκτοξευόμενο σκυρόδεμα υπογείων έργων
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εκτοξευόμενο σκυρόδεμα υπογείων έργωνΕΤΕΠΕΛΟΤΣΑΤΕσήραγγεςTRANSCRIPT
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2009-12-23 ICS: 93.160
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H HELLENIC CHNICAL SPECIFICATION
Sprayed concrete for underground works and tunnels
: 13 .. 313, 111 45
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2009 . , , , , . .. 313, 111 45
H T 1501-12-03-02-00 () () 2 (2 ) (). T 1501-12-03-02-00, 99 , (). 1501-12-03-02-00 23 2009 99 .
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........................................................................................................................................................... 51 .................................................................................................................................. 72 ..................................................................................................... 73 ....................................................................................................................... 103.1 ...................................................................................................................................... 103.2 ................................................... 124 ................................................................................................................................. 144.1 ............................................................................ 144.2 ................................................................................. 155 ......................................................................................... 185.1 ...................................................................................................................................... 185.2 ............................................................................. 195.3 ............................................................................................................................... 195.4 .................................................................................................................................. 205.5 .................................................................................. 225.6 ............................................................................................................................... 225.7 ............................................................................................................ 225.8 .................................................................................................................................. 225.9 ................................................................................................................................. 235.10 ...................................................................... 235.11 ...................................................................................................... 235.12 ................................................................................ 236 .................................................................................................................... 236.1 ........................................................................................................ 246.2 .......................................................................................... 246.3 .......................................................................................................... 277 - 29
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7.1 ............................................................... 297.2 ....................................................................................................... 307.3 ................................................................................... 328 .............................................................................................. 338.1 ........................................................................................................ 338.2 ................................................................. 348.3 ............................................................................................................................................. 348.4 ................................................................................................................ 358.5 ........................................................................................ 35
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... , . ( ) .
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1 , , , (, , ), / ( / ), / (, , ..), . (.. , ..) ( ).
2 , , , . . , , , . . 1501-12-02-01-01 Tunnel excavation with conventional means -
1501-12-02-01-02 Tunnel excavation with full-facers or roadheaders -
1501-12-03-08-00 Reinforcement meshes for sprayed concrete in tunnels
14487-1 Sprayed concrete - Part 1: Definitions, specifications and conformity -
- 1: ,
14487-2 Sprayed concrete - Part 2: Execution - - 2:
EN 14488-1 Testing sprayed concrete - Part 1 : Sampling fresh and hardened concrete - -
EN 14488-2 Testing sprayed concrete - Part 2: Compressive strength of young sprayed concrete - - 2:
EN 14488-3 Testing sprayed concrete - Part 3: Flexural strengths (first peak, ultimate and residual) of fibre reinforced beam specimens - - 3: (
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, )
EN 14488.04+A1 Testing sprayed concrete - Part 4: Bond strength of cores by direct tension - - 4:
EN 14488.05 Testing sprayed concrete - Part 5: Determination of energy absorption capacity of fibre reinforced slab specimens - - 5:
EN 14488.06 Testing sprayed concrete - Part 6: Thickness of concrete on a substrate - - 6:
EN 14488.07 Testing sprayed concrete - Part 7: Fibre content of fibre reinforced concrete - - 7:
EN 197-1 Cement - Part 1: Composition, specifications and conformity criteria for common cements -- . 1: , .
EN 206-1 Concrete Part 1 : Specification, performance production and conformity -- - 1: , , , .
EN 934-2/1 Admixtures for concrete, mortar and grout - Concrete admixtures- Part 2: Definitions, requirements, conformity, marking and labelling - , - - 2: - , , ,
EN 934-5 Admixtures for concrete, mortar and grout - Part 5: Admixtures for sprayed concrete - Definitions, requirements, conformity, marking and labelling - , - 5: - , ,
EN 934-6 E2 Admixtures for concrete, mortar and grout - Part 6 : Sampling, conformity control and evaluation of conformity - - 6 : ,
EN 1008 Mixing water for concrete - Specification for sampling, testing and assessing the suitability of water, including water recovered from processes in the concrete industry, as mixing water for concrete -- - , .
EN 1504.03 Products and systems for the protection and repair of concrete structures - Definitions, requirements, quality control and evaluation of conformity - Part 3: Structural and non-structural repair - - , , - 3:
EN 1542 Products and system for the protection and repair of concrete structures - Test methods - Measurement of bond strength by pull-of - - -
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EN 12350-2 E2 Testing fresh concrete - Part 2: Slump-test - - 2:
EN 1239.03 Testing hardened concrete - Part 3: Compressive strength of test specimens - - 3:
EN 12350.05 E2 Testing fresh concrete - Part 5: Flow table test - - 5:
EN 12350.06 E2 Testing fresh concrete - Part 6: Density - - 6:
EN 12390-5 Testing hardened concrete - Part 5: Flexural strength of test specimens - - 5:
EN 12390-7 Testing hardened concrete - Part 7: Density of hardened concrete - - 7:
EN 12390-8 Testing hardened concrete - Part 8: Depth of penetration of water under pressure - - 8:
EN 12504-1 Testing concrete in structures - Part 1: Cored specimens - Taking, examining and testing in compression - - 1: - ,
12504-3 Testing concrete in structures - Part 3: Determination of pull-out force - - 3:
EN 12620+A1 Aggregates for concrete - EN 13412 E2 Products and systems for the protection and repair of concrete
structures - Test methods - Determination of modulus of elasticity in compression - - -
ISO 758:1976, Liquid chemical products for industrial use -- Determination of density at 20 degrees C -- . 20C.
CEN/TS 12390.09 Testing hardened concrete - Part 9: Freeze-thaw resistance Scaling - - 9: -
EN 933-1 Tests for geometrical properties of aggregates - Part 1: Determination of particle size distribution - Sieving method - - 1: -
N 863 Protective clothing - Mechanical properties - Test method: Puncture resistance - . . .
EN 397 /1 Industrial safety helmets (Amendment A1: 2000) - . EN 388 2 Protective gloves against mechanical risks --
EN ISO 20345 Safety Footwear for Professional Use -
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EN 136 2 Respiratory protective devices - Full face masks - Requirements, testing, marking - - - , ,
EN 140 2 Respiratory protective devices - Gas filters and combined filters - Requirements, testing, marking - - - , ,
EN 143/A1 Respiratory protective devices - Particle filters - Requirements, testing, marking - - - , ,
EN 149 E2 + AC Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking - - - , ,
EN 405 E2 Respiratory protective devices - Valved filtering half masks to protect against gases or gases and particles - Requirements, testing, marking - - - , ,
EN 352.01 E2 Hearing protectors - General requirements - Part 1: Ear-muffs - - - 1:
EN 352.02 E2 Hearing protectors - General requirements - Part 2: Ear-plugs - - - 2:
EN 352.03 E2 Hearing protectors - General requirements - Part 3: Ear-muffs attached to an industrial safety helmet - - - 3:
EN 352.04 Hearing protectors - Safety requirements and testing - Part 4: Level-dependent ear-muffs - - - 4:
3 3.1 . 3.1.1 . , , , , / . 3.1.2 (rebound) - . 3.1.3 , . 3.1.4 (preconstruction test) , , .
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3.1.5 (assessment of conformity) . 3.1.6 (shotcrete gunite sprayed concrete) , . 3.1.7 , , . 3.1.8 (inspection) . 3.1.9 . 3.1.10 , , , 3.1.11 . 3.1.12 (ultimate flexural strength) EN 12390-5 EN 14488-3. 3.1.13 (inspection class) , . 3.1.14 (early development class) 24 . 3.1.15 (aspect ratio of fibres) . 3.1.16 (first peak flexural strenght) EN 14488-3. 3.1.17 . 3.1.18 , , . . 3.1.19 24 . 3.1.20 (fresh sprayed concrete) . 3.1.21 0,5%, .
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3.1.22 . 3.1.23 (residual strength) , - , EN 14488-3. 3.1.24 28, 56 90 . 3.1.25 (preliminary test) . 3.1.26 (shadow effect) .. . 3.1.27 . 3.1.28 : . 3.1.29 . 3.1.30 , 28 . 3.2 3.2.1 (consistence) 206-1 3.2.2 206-1: :
- .
- . 3.2.3 . . , J1, J2 J3 1. J1 , J2 C J3 C.
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EN 14488-2 EN 14488-2. 24 1.
1 -
1 -
EN 14488-2 --- 0,2 - 1,2 EN 14488-2 --- B 3 - 16
EN 12504-3:2005 >10 3.2.4 206-1. 3.2.5 EN 12390-5 14488-3 ( ). 3.2.6
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2, EN 14488-3 .. D2S2 2 0,5, 1 2 mm.
2 - ( Mpa)
mm S1 S2 S3 S4
D1 0,5 - 1
1 2 3 4 D2 0,5 - 2
D3 0,4 - 4
4 4.1 :
x x x x (admixtures) x ( fillers ) x
. . . 3.
3 -
EN 197-1:. EN 12620. 1008 EN
934-2: / EN 934-5 EN 934-6: -
206-1.
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fillers )
EN 14487-1 .
4.2 4.2.1 , ( ), , , , , , , , . , , 206-1. , 206-1, :
- .
- . . :
x x (
). x . x .
4.2.2 4
4 -
, , . , ,
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206-1 .5.3.1 206-1- .5.2.3.4.
206-1 .5.2.3.4.
EN 934-2: EN 934-5
206-1 .5.2.5.
206-1 10. .
o: , , 206-1: . 5.3. : , 206-1: 5.4.2.
EN 14487-1
4.2.3 . , (, ..). . :
x . x
, 10 4 mm 4, 8 ( 0,25) 5 0,25.
x . x
, , , , , , . . . , , , , ,
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. 5:
5 -
2 3 (1) (1) (2) (1)
(2)
, .
, / (/) 3 . . , . . 4.2.4 6:
6 -
, EN 14488-2 EN 12504-3: .
206-1. 28 ISO 4012:1978, 12504-1, EN 14488-1. 50 mm / 1,0 2,0 12504-1.
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: / : - 2,0 , - 1,0 .
, 12390-7
, EN 13412 E2.
, EN 12390-5 EN 14488-3.
, 12390-8:. 150 mm. . . 50 mm. 28 .
-
, CEN/TS 12390.09
, 1542 500 mm x 500 mm ( 100 mm ). ( ) EN 14488-4.
, , , EN 14488-3. 28 .
, fn EN 14488-3. 28 .
, . EN 14488-3. 28 .
5 5.1 . , , , , . . . . , , .
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, . . 5.2 , , . , , , , . , , , , , , . , . , , , , , , , . , . , , . 5.3 , , . . , . .. , . . , . , , . , . , , .
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5.4 . , , , . , , , . , , , 4 . , , . (, , ) . 15 mm 25 mm . . :
. , () .
. , (, ), . , (0-6 mm).
. .
. . . . . (
). . , , , . , , , , . , , , , . , ,
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, . , . , EN 14488.06, , , , , , , .. , . , , . 0,5 m 1,5 m 2,0 m. . , , . . 8 cm, , , . , , , , . 45 , . , , , . , . , . , , (1 / 4 m2 ) , . , , ( ), , , , 0,30 x 0,30 m, . 10 cm, . , , 10 cm.
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. , , . ( 12 ) ( / ). 5.5 (fiber reinforced shotcrete), , , . , 30 kg/m3. . . , , , , . 5.6 , . , , , . . . , . , . 5.7 45 , . , . 5.8 , , . , , , , , , , , .
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5.9 , 4 , , (7) . . 5.10 . ( ) . . , , . . , . 5.11 , . , , , . , , . , , . , , . , . 1,5 m 0,5 m . . 5.12 0C. 0C, 0C, 5 . ( 5C) ( ) 15C / . 6 , , .
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. . - . : EN 12504-1 , .. EN 12504-2:. 6.1 :
- 1 - 2 - 3
. EN 14487-1: . 6.2 6.2.1 . . :
- ( 7) - ( 8) - ( 9)
: 14487-2. 6.2.2 7.
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7 -
/ . 1 . 2 .3 1
(. 206-1)
2
3
EN 933-1
4
.
5 EN 934-6:
6
7 ISO 758:1976
8
9
10 ISO 758:1976
11 EN 1008
,
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/ . 1 . 2 .3
12 ,
6.2.3 8
8 -
/
.1 .2 .3
1
EN 12350-2 EN 12350-5
2
3
4
EN 14488-7
6.2.4 , 9.
. . . . . . .
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9 -
/ 1 2 3
1 : ( )
2
3 EN14488-7
1/200m3 1/1000m3 1(IS)
1/100m3 1/500m3 2(IS)
1/50m3 1/250m3 3(IS)
4 .
EN 14488-2 1/5000m2 1(IS) 1/2000m2 2(IS)
1/1000m2 3(IS)
5 ISO 4012:1978 1/500m3 1/2500m3 1(IS)
1/100m3 1/500m3 2(IS)
1/50m3 1/250m3 3(IS)
6
EN 12390.07
7 EN 12390-8
1/1000m2 1(IS)
1/500m2 2(IS)
1/250m2 3(IS)
8 - CEN/TS 12390.09
1/1000m2 1(IS)
1/500m2 2(IS)
1/250m2 3(IS)
9 EN 14488-4 1/1000m2 1(IS) 1/500m2 2(IS)
1/250m2 3(IS)
EN 13412 E2
10 EN14488-7
11 EN 14488-3 1/2000m2 2(IS) 1/500m2 3(IS)
12 EN 14488-3
13 EN 14488-3
6.3 6.3.1 , EN 14488-2, fc
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(MPa) 10 F (N), , ( 10).
10 - ( EN14488-2) 1,2 () 8, 11 (mm) 16 (mm) F(N) 10 fc (MPa) fc =0,0015F+0,0182 fc =0,0018F-0,0273
, EN 14488-2, fc (MPa), 10 L (mm) F/L ( F L) , ( 11).
11 - (Bolt Driving) ( EN 14488-2) 3 16 8, 11 (mm) L (mm) F (MPa) F/L (N/mm) 10 fc (MPa) fc =0,13F/L+0,3511
6.3.2 12 :
- n xn ( 1). - xi ( 2).
12 -
1 2 n
n xn (MPa)
xi (MPa)
15 fck + 1,48 0,75fck 6 - 14 fck + 1,65 0,75fck
: fck 6 6.3.3 .
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6.3.4 . 6.3.5 ( 3 ) . 6.3.6 6 Vf 4 Kgr/m3, Vf . 6.3.7 :
- . - 25%
. 6.3.8 :
- 2.
- 10% .
6.3.9 :
- . - 25%
. 7 -
7.1 , :
- - , ,
. - ,
. - . , , .
- . - . - . - .
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- . - . . - .
7.2 :
x ..1073/16-9-81 .
x 7//114080/732/96 92/104/ , ( 771/).
x ..252/89 ( 106/ /2.5.89). x HD 384-2: . x ( 931/ 31.12.84). x .. 305/96
, 92/57/ ' . 130159/7-5-97 11 (. . 16/165/10/258//19-5-97) , ...
x .. 396/94 :221//94 , 89/656/.
x .. 85/91 ( 38/91) , 86/188/.
x .. 397/94 ( 221//94) 90/269/.
() . ( ):
13 -
EN 863
EN 388
EN 397
EN ISO 20345
EN 136 2
EN 140 2
EN 143/A1
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EN 149 E2 + AC
EN 405 E2
EN 352.01 E2
EN 352.02 E2
EN 352.03 E2
EN 352.04
. , , . , , 94/9/ 23 1994 - ( . L 100 19/04/1994 . 0001 0029), .. 42/2003 (44//21-02-2003) " 1999/92/ 16-12-1999 ". . . :
x .. 77/93 ( 34//93) " , .. 307/86 (135/) 88/642/"
x .. 399/94 ( 221//94) " 90/394/" ..127/2000 ( 111//2000) .. 43/2003 ( 44//21-2-2003)
x ..90/1999 ( 94//99) " 91/322/ 96/94/ " .. 307/86 (135/) .. 77/93 ( 34//93)
x ..338/2001 ( 227//2001) " "
x ..339/2001 ( 227//2001) .. 307/86 (135/) " "
:
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x , , .
x . x X . x .
, , , . . (.. , , ). :
- . - ( / ). - . - .
. , . . :
- . .
- / (, , ) .
- .
7.3 . , , . . . . / . , , , , , : .
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8 8.1 , , , , (m3) (, , ):
) ( ) , .
) : i)
( do/2) ii) ,
. iii)
1: . 2: 1501-12-02-01-01 ( , , ..) / . , , (. 3.2.4) ( , ..) . , , , , . ( ), :
x x (
) x , x , x ,
x
x
, x , x , , ,
,
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( ), , .
8.2 . (kgr) , , , , . ( ), :
x x , x , ,
x , x , , ,
, ( ), , .
8.1. . . , (. 8.1) 8.3 (kgr) :
x x x x
, , , , . ( ), :
x x , x , ,
x , x , , ,
, ( ), , .
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8.1., . 8.4 1501-12-03-08-00 8.5 , , . 8.1, 8.2, 8.3 8.4 , ( 1501-12-02-01-01 1501-12-02-01-02).