btse track plinth 20091210
DESCRIPTION
testTRANSCRIPT
การบรรยาย “Trackwork System”
เวทิน วสุนธราสุขผู้จัดการโครงการฯ
บมจ. อิตาเลียนไทย ดีเวลอ๊ปเมนต์
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
ชนดิของฐานคอนกรตีรองรางทีใ่ชท้ ัว่ไปมี 3 รปูแบบ
1. Embedded
Sleeper
รูปแบบการก่อสร้างระบบรางส าหรับโครงการฯ
2. Track Plinth 3. Bi-Block
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
• ข้อมูลทั่วไป– ใช้วิธีหล่อส าเร็จจากโรงงาน
(Precast Track Plinth ) ยาวท่อนล่ะประมาณ 5.00 ม.แลว้น ามาติดตั้งโดยการเทคอนกรีตในที่เพื่อยึดฐานติดกับคานคอนกรีตรูปกล่อง(Viaduct Segment) ด้วย Shear Connector
งานตดิต ัง้ฐานคอนกรตีรองรางรถไฟ (Track Plinth)
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Casting Precast Track Plinth
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - DEMOULD
0.2L0 .2LAT FULL SECTION AT FULL SECTION
R B 1 2 R B 1 2
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - DEMOULD
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - LIFTING
Belt
Belt
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - LIFTING
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - STOCKING
AT FULL SECTION
W o o d
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - STOCKING
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - TRANSPORT
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
HANDLING METHOD - TRANSPORT
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Checking Level of Viaduct Surface
Setting the Position of Plinth
Placing Precast Plinth
Precast Plinth Installation
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Installing Fastening System Installing Shear Connector
Installing Rail and GigPre-Adjusting Alignment and Level
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Pouring Concrete in Block out
Survey AdjustmentInstalling Formwork
Vibrating Concrete
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Remove Equipment
Installed Plinth
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
การทดสอบระบบ Precast Track Plinth
• Precast Track Plinth นีไ้ด้ท าการทดสอบโดยใช้วิธีการทดสอบตาม มาตรฐานสากล คือ AREMA (American Railway Engineering and Maintenance of Way Association) และ การรถไฟแห่งประเทศไทย (รฟท.)
• ผลการทดสอบ ผ่านตามข้อก าหนดตามมาตรฐานทุกประการ สามารถรับน า้หนักที่เกดิขึน้ในสภาวะการใช้งานได้ดีและปลอดภยัตามข้อก าหนด
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
การทดสอบ
• Compressive Strength Test
• Test Flow Ability Test
• Rail Seat Vertical Load Test
• Repeated Load Test
• Shear Resistance Test
• Pull out Test
• Ultrasonic Test
• Mock – up Test
Material Test
System Test
Installation Test
Monitoring Test
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
MATERIAL TEST
การเก็บตัวอย่างทดสอบและการทดสอบCompressive Strength Test
• Concrete Compressive Strength Test Standard : AASHTO T22
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
MATERIAL TEST
• Flow ability TestStandard : ASTM C 143
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Rail Seat Vertical Load Test
Standard : APPLY AREMA 2002 Test Load : 1.75 times Design LoadResult : Can support max. load 23.7 tons in 5 mins with no crack
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Shear Resistance Test
Test Load : 2.5 times Design Load
Result : Can support max. load 16.63 tons in 3 mins with no crack ( for 2 Shear Connectors)
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
SYSTEM TEST - Schematic for Repeated Load Test
Fill concrete in 125 mm. gap underneath Precast PlinthStandard : AREMA 2002 (American Railway Engineering and Maintenance of Way Association)Test Load : 2.5 times Design Load
Cyclic load with f = 5 Hz., 3,000,000 cycles
20⁰
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Repeated Load Test
Standard : AREMA 2002
Result : Can support applied load 13.7 tons under 3,000,000 cycles of repeated load with no crack
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
SYSTEM TEST – Schematic for pull out test
Plastic Dowel
Applied load 3.65 tons
Standard : AREMA 2002 (American Railway Engineering and Maintenance of Way Association)Test Load : 2.5 times Design Load
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
SYSTEM TEST – PULL OUT TEST
Standard : AREMA 2002 Result :
Can support applied load 3.65 tons in 3 mins without any cracking of concrete
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
INSTALLATION TEST
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
Ultrasonic Pulse Velocity (UPV) Test - Semi-direct Test - Direct Test
Semi-direct test
Direct test
MONITORING TEST
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
UPV value in km/sec (V) Concrete quality
V greater than 4.0 Very good
V between 3.5 and 4.0 Good, but may be porous
V between 3.0 and 3.5 Poor
V between 2.5 and 3.0 Very poor
V between 2.0 and 2.5 Very poor and low integrity
V Less than 2.0 and reading fluctuating No integrity, large voids suspected
ค่าความเร็วของ UPV และคุณภาพของคอนกรีต
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
UPV Semi-direct Test
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
UPV Direct Test
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
TEST RESULT – UPV TEST
Bangkok Transit System Sukhumvit Extension Line-Part 1ITALIAN-THAI DEVELOPMENT PCL.
THANK YOU