Technical Bulletin
DUCTILCRETE® Pocket Handbook
10 June 20
System Information
CS100
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- Dual layer, wet-on-wet system
- Topping slab must be a minimum 3”, although there are tolerances for overall slab thickness
- Separate specification for CS100
- Saw cuts at column lines only
HB100
- Minimum 3” topping slab over pre-poured working slab of no less than 3”
- Separate specification for HB100
- Saw cuts at column lines only
CP100
- Paving system
- Saw cuts range from 10’ to 18’, maximum spacing depending on project location
- Separate specification for CP100
Temperature Requirements
| Air Temperature | Minimum concrete temperature as placed and maintained |
| 55°F (13°C) | |
| Minimum concrete temperature as mixed for indicated air temperature | |
| Above 30°F | 60° (16°C) |
| 0 to 30°F (-18 to -1°C) | 65°F (18°C) |
| Below 0°F (-18°C) | 70°F (21°C) |
| Maximum allowable gradual temperature drop in first 24 hours after end of protection | |
| 50°F (28°C) | |
| Air Temperature | Maximum placement temperature |
| 75°F (24°C) | |
| Maximum concrete temperature as mixed for indicated air temperature | |
| Above 30°F | 75°F (25°C) |
| 0 to 30°F (-18 to -1°C) | 80°F (27°C) |
| Below 0°F (-18°C) | 85°F (30°C) |
Saw Cuts
- Should be a minimum of T / 3 minus ¼” deep, maximum of 3” deep
- T is the nominal slab thickness in inches
- Plunge cuts should be made in the last 18” at both ends of each saw cut
- Immediately after initial sawing
- Minimum depth of 5”
Joint Maintenance
- Essential to maintain DuctilCrete five year warranty for joint spalling
- Refer to product specs
- Must be maintained in accordance with joint filler manufacturer’s instructions
- Typically not the responsibility of Ductilcrete or the Licensee
Pour Strip Information
- Typically poured full depth with fibers and RSC admixture
- Project costing is always done with full depth as assumption
- This choice is at Licensee discretion
- May be poured as dual coarse with fibers in top pour
Plumbing Trenches / Other Infills
- Do not have to re-poured with Ductilcrete
- Does not have to be placed by Ductilcrete Licensee if Ductilcrete isn’t used
Warranty Information
- Properly installed Ductilcrete offers a five year warranty
- Includes spalling at properly filled and maintained joints
- Spalling is not warranted on improperly maintained or improperly filled joints
- Cracking
- Curling
- Ff/Fl
- 90% of overall specified values
Batching Doses
| DC05 Fibers | RSC 50 /51 Additive | ||||
| Batch size per yd3 | Ductilcrete DC05 Fiber (bags) | Pounds of fiber per yd3 | Batch size per yd3 | Ductilcrete RSC – 50/51 (ounces) | |
| 1 | 1 | 4.00 | Balance only | 1 | 21 |
| 2 | 2 | 4.00 | 2 | 42 | |
| 3 | 3 | 4.00 | 3 | 63 | |
| 3.5 | 4 | 4.57 | 3.5 | 74 | |
| 4 | 4 | 4.00 | 4 | 84 | |
| 4.5 | 5 | 4.44 | 4.5 | 95 | |
| 5 | 5 | 4.00 | 5 | 105 | |
| 5.5 | 6 | 4.36 | 5.5 | 116 | |
| 6 | 6 | 4.00 | 6 | 126 | |
| 6.5 | 7 | 4.31 | 6.5 | 137 | |
| 7 | 7 | 4.00 | 7 | 147 | |
| 7.5 | 8 | 4.27 | 7.5 | 158 | |
| 8 | 8 | 4.00 | 8 | 168 | |
| 8.5 | 9 | 4.24 | 8.5 | 179 | |
| 9 | 9 | 4.00 | 9 | 189 | |
| 9.5 | 10 | 4.21 | 9.5 | 200 | |
| 10 | 10 | 4.00 | 10 | 210 | |
| 10.5 | 11 | 4.19 | 10.5 | 221 | |
| 11 | 11 | 4.00 | 11 | 231 | |
Heidebed (HB 100) Anchor Bolt Installation
- Rack leg anchor bolts should not be installed on any Heidebed® (HB100) slab system that is less than seven (7) days old
- For slabs placed between seven (7) and sixty (60) days, rack leg anchors and bolts should not exceed 2.5” in length
- After sixty (60) days, the rack leg anchors and bolts can be those normally employed by the rack supplier
- Please reference Technical Letter TL-1001 regarding anchor bolt installation in slabs with Heidebed® Technology for further details
