Barchip Structural Synthetic Fibres

Barchip Structural Synthetic Fibres Mining & Tunnelling Projects North America 2002 Europe 2001 150 tunnels JAPAN 1997 Mines Tunnels Other Sout...
Author: Blake James
5 downloads 0 Views 6MB Size
Barchip Structural Synthetic Fibres

Mining & Tunnelling Projects

North America 2002

Europe 2001 150 tunnels

JAPAN 1997

Mines Tunnels Other

South America 2005

Australia 2000

Mine Decline

Barchip reinforced shotcrete

Oliola Water Tunnel - Spain

Oliola Water Tunnel - Spain

Ontigola High Speed Rail - Spain

Halsnøy Sub sea road Tunnel Norway

Contractor: Veidekke Special Projects AS Project: 6.3 km new state road from Sunde to Tofte at Halsnøy in Kvinnherad municipality 4.1 km subsea tunnel. Tunnel width is 8.5 m with a depth of 135m below sea level.

Atlantic Sub sea road Tunnel Norway

Contractor: Mesta Project: Atlantic Ocean tunnel 5,735 m subsea tunnel in Kristiansund on national road Rv 64, Price: approx. 40 million Euro. At its deepest point, the tunnel will be excavated to -251 metres. Construction will begin in October 2006 and completion will be December 2008.

E18 Road Tunnels Norway

Seven twin bored tunnels Kvernasen 150 m; Skifjell 1,060 m; Songefjellheia 350 m; Bjellandsvad-Steindal - 1,560 m, Steindal-Urdal 2,190 m; Loehia 130 m Studeheia 300 m Totalling approx. 2 x 5,740 metres.

Ichinose Road Tunnel - Japan

Product: Barchip Kyodo 48mm Dose: 4kg/m3 Purpose:Secondary Lining refurb

Tomiwaka Road Tunnel - Japan

Barchip Kyodo 48mm Dose: 4kg/m3 Purpose: Secondary Lining

Stockholm Underground Carpark

Three large caverns – 85, 125 and 195 metres in length Total – approx. 7400m2 roof reinforced with Barchip Shogun 48mm – 10kgs/m3 Flexural strength 4.0MPa Residual strength 2.5MPa – 3mm ASTM C1018-97

Stockholm Underground Carpark

7 - 8 metres

16 – 20 metres

EPB Segmental Lining

Tunnel Lining • 14metre diameter • 7 segments = 1 ring

• 300mm thickness • 25m3 per ring • Required for Crack control & Impact resistance

EPB Segmental Lining

POURING

REINFORCEMENT CAGE

EPB Segmental Lining

STEAM CURING FINISHING

Precast retaining wall panels

Precast water tanks

Residential Construction - Japan

Barchip Kyodo - 48mm length. Dosage: 5kg/m3

Insulated Concrete Formwork - ICF

Insulated Concrete Formwork - ICF

Barchip Kyodo - 48mm length. Dosage: 5kg/m3

Insulated Concrete Formwork - ICF

Performance measurement

Measurement of a fibres performance can be calculated from a suitable ‘toughness’ test Beams

EFNARC Panel

Round Determinate Panel

Beam Test

P/2

P/2 LVDT

Yoke

• Single crack at centre

75

Rocker Support 150

150 Span Length 450

150

• 29% variation in results (more specimens)

USA – C1018 -89 JPN – JSCE – SF4 Belgium / Spain – NBN B 15-238,239 Swedish beam test –

EFNARC Panel Test

100x100 mm Load point

100x600x600 mm square panel

3D test Plate test gaining international acceptance 9% variation in results

500x500 mm simple supports

Rigid supporting fixture

Royal Institute of Technology Stockholm

EFNARC Panel Test

Round Determinate Panel Test

75x800 mm diameter round panel

100 mm diameter hemispherical load point

Developed by Dr Stefan Bernard at the University of Western Sydney ASTM C1550

Pivoted support points with steel bearing plates

Support points on 750 mm diameter

75mm panel more relevant to insitu shotcrete 4% variability for 3 specimens

Eurocode 2 Mesh replacement

CALCULATION METHODS „Hand calculations”

JKP Static

Finite Element Method (FEM)

„HAND CALCULATIONS”

JKP Static

FEM FAILURE CRITERIA

FEM MATERIAL MODEL

OF FIBER REINFORCED CONCRETE (FRC)

FEM 3D ELEMENT

JKP Static

MONOLITHIC TUNNELS 032 – Tunnel in Sochi

recommendation from Technical Manual for Design and Construction of Road Tunnels - Civil Elements

JKP Static

INDUSTRIAL FLOORS 010 – Anchor plate – Norwegian, Shell

Load on the plate

JKP Static

Stress in the plate

INDUSTRIAL FLOORS 035 – Iron ore stock pile yard – Malaysia, Sri Jaya

If special loads occur – calculation with FEM… JKP Static

INDUSTRIAL FLOORS

If special situation occur – calculation with FEM… JKP Static

TANKS

JKP Static

TUNNEL SEGMENTS 047 – Segmental tunnel – Turkish

JKP Static

031 – C.A.METRO LOS TEQUES – Mexico

001 – Wall panel – Russia

JKP Static

Le fluage FAUT-IL AVOIR PEUR?

Un cauchmar a point d’eclater?

Un phenomene reconnu et possible de gerer?

Qui a la raison?

PEUT ETRE PERSONNE EN CE MOMENT....

Selon Bekaert....

Selon Grace....

Selon Grace....