1. The IDEAL Plus By TestQuip
Michael Dixon – Marketing Specialist
Texas APA 2020

2. InDirect tEnsile AsphaLt- Cracking Test ( IDEAL-CT)
BALANCE MIX DESIGN
PERFORMANCE TESTING
TXDOT
NO PREP/ ONE MINUTE TEST
SENSITIVE TO RAP/RAS, BINDER CONTENT AND AGING
REPEATABILITY

3. User Friendly Interface
Test Advisor displays Concise instruction
Test Results Quickly and Accurately
Automatically saves results

4. Multiple Tests Lottman Head SCB Fixture IDEAL-CT
Tensile Strength Ratio (TSR)
SCB Fixture
I-FIT
Louisiana Method

5. Patented LLD Measurement System
Average of two Balluff LVDTs
Measures displacement at point of loading
Precise to mm
Design Negates Flexure in Frame
LVDT are attached to base not frame
Frame can flex and not effect reference plane
Feedback Loop ensures precise rate
Not Connected
Connected

6. Product Comparison
Hydraulic Driven IDEAL Plus
Screw Driven Load Frame

7. IDEAL-CT Index Calculation
𝐶𝑇 𝐼𝑛𝑑𝑒𝑥
= 𝑡 62 × 𝑙 75 𝐷 × 𝐺 𝑓 𝑚 75 × 10 6
IDEAL-CT Index Factors
𝑙 75 : displacement at 75% of peak load
𝐺 𝑓 :Fracture Energy
𝑚 75 : slope at 75% of peak load
Index Factors Effects
Factor
𝐶𝑇 𝐼𝑛𝑑𝑒𝑥
𝑙 75 ↑ ↑
𝐺 𝑓 ↑
𝑚 75 ↑ ↓
ASTM 2017