Deckguard Membrane product information and installation examples.

1. Deckguard™Deckguard™
Spray-Applied MembraneSpray-Applied Membrane
Waterproofing SystemWaterproofing System
Highway
Bridges

2. Highway Bridge Overview
• Many bridges throughout the United States
and Canada are seriously degraded due to
corrosion from salt and from freeze-thaw
conditions
• Significant number of bridges are
extremely old and designated structurally
deficient or unsound and in need of
rehabilitation

3. Current Users of Spray Membrane
• New York
• New Jersey
• Massachusetts
• Utah
• Oregon
• Ohio
• Port Authority NY
NJ
• NYC DOT
• Westchester
County
• Garden State Pkwy
• NJ Turnpike

4. Highway Bridge Situation Analysis
Deck Surface Area
( Data From Federal Highway Administration )
Deck Area ft² All
Bridges
Structurally
Deficient
Deficient
Total Bridges
USA
3.6
Billion
470
Million
972
Million
Secondary MKT -
North of
Mason Dixon Line
1.8
Billion
250
Million
500
Million
Primary MKT -
States Where
BP Membrane Approved
0.5
Billion
55
Million
155
Million

5. Number
of
Bridges
Structurally
Deficient
Functional
Obsolete
Number
Deficient SD Area FO Area Def Area
ALASKA 1,151 129 146 275 53,041 91,381 144,421
COLORADO 8,476 598 861 1,459 326,834 542,729 869,563
CONNECTICUT 4,186 378 1,028 1,406 399,395 918,141 1,317,536
ILLINOIS 26,263 2,373 1,792 4,165 1,103,788 1,857,877 2,961,665
INDIANA 18,546 1,927 2,184 4,111 749,944 1,022,562 1,772,506
MAINE 2,394 364 421 785 152,661 237,130 389,791
MARYLAND 5,183 372 971 1,343 198,637 1,180,278 1,378,915
MASSACHUSETTS 5,037 593 1,980 2,573 594,711 1,498,053 2,092,764
MICHIGAN 10,906 1,467 1,265 2,732 749,305 1,124,376 1,873,681
MINNESOTA 13,131 1,209 392 1,601 346,225 335,145 681,370
MONTANA 4,984 402 485 887 81,378 270,486 351,864
NEW HAMPSHIRE 2,403 373 382 755 123,295 149,164 272,459
NEW JERSEY 6,486 692 1,603 2,295 635,906 1,718,920 2,354,826
NEW YORK 17,372 2,140 4,341 6,481 1,490,393 5,261,436 6,751,829
NORTH DAKOTA 4,437 696 237 933 87,183 42,905 130,088
OHIO 28,119 2,795 3,866 6,661 1,021,066 2,700,057 3,721,123
OREGON 7,215 477 1,188 1,665 365,862 1,108,778 1,474,640
PENNSYLVANIA 22,293 6,060 3,714 9,774 2,505,408 2,815,840 5,321,247
RHODE ISLAND 739 163 233 396 197,315 257,714 455,030
UTAH 2,905 169 279 448 69,206 148,319 217,525
VERMONT 2,707 437 524 961 129,485 111,585 241,070
WEST VIRGINIA 7,038 1,056 1,528 2,584 337,581 485,132 822,713
WISCONSIN 13,917 1,207 734 1,941 355,177 506,890 862,067
Target Market DS Brown 215,888 26,077 30,154 56,231 12,073,798 24,384,897 36,458,696
TOTALS 603,245 71,179 78,468 149,647 31,199,863 59,950,045 91,149,908
Bridge Inventory January 2010 ( area m² )

6. General Field Application

7. Surface Preparation
• Water-blasting at 9,000 psi and conventional sand-blasting
• Shot-blasting is also acceptable for both concrete and steel decks

8. Shot-Blasting

9. Primer Installation
• Concrete Primer is applied at 200 ft² per gallon

10. • Squeegee applied primer to avoid overspray in
sensitive areas

11. PolyUrea Membrane
Installation

12. QUALITY ASSURANCE

13. Testing Equipment

14. Tramex Moisture Meter

15. Infrared Spectrograph

16. Raytek Laser Surface
Thermometer

17. Amprobe Psychometer

18. Mikro Test Film Gauge

19. Non-destructive mil thickness
Testing

20. Pin Hole Testing

21. Adhesion test to determine
acceptability of surface preparation
• Elcometer testing ensures adequate surface preparation of substrate
• Typical values are 250 to 450 psi for concrete and from 400 to 900 psi for
steel ( SP 10 )

22. INFRARAED SPECTROMETER

23. Water Testing

24. Reactor Pump

25. Field Installation Equipment

26. D.S. Brown
Deckguard™
Membrane System

27. Deckguard™ Membrane
Physical Properties
Tear Strength( Die C ) ASTM D624 500 psi
Taber Abrasion
H18/1000 cycles
ASTM D4060 125 mg
Moisture Vapor
Transmission
ASTM E96 < 0.2 perms
Electrical Resistance ASTM D257 > 1.5 x 1014
ohm-cm
Crack Bridging ASTM C836 PASS 40 cycles
1/8” @ -15°F
North American Ballast
Test
AREMA Passed @ 2,000,000
cycles

28. Deckguard™ Membrane
Physical Properties
Gel Time 5 seconds
Tack Free Time 10 seconds
Cured Density 1.03g/cm³
Solids Content 100%
Hardness ASTM D2240 45-50 Shore D
Application
Temperature
-20°F to +200°F
Tensile Strength ASTM D412 ≥ 3000 psi
Elongation ASTM D412 ≥ 250%

29. Deckguard™ System
Features and Benefits
• Retain long term flexibility
• Pass North American ballast load test
• Provide a seamless expansion joint and deck
membrane
• Provide Infrared spectrometer fingerprinting
of all membrane contained in test data if
required
• Provide independent North American testing
of all data
• Provide Quality Assurance beyond current
requirements of either DOT or A.R.E.M.A.

30. Deckguard™
Membrane Features
• 100% solids
• Applied by DS Brown or certified
applicators
• Can be applied horizontally and
vertically

31. Application temperature insensitive
– Deck Temperature Application range from
-20 F to +200 F
Flexible
– > 250% elongation
Long life expectancy
– No plasticizers to leach out causing embrittlement

32. • Odorless
• Exceeds AREMA requirements for Rail
Decks at 80 mils
• Meets “Buy America Act” requirements
• Single coat , multiple layer application
• Does not require protection board
• Suitable for steel and concrete decks

33. Comparison
PolyUrea Vs Methalmethacrylate( MMA )
PolyUrea MMA
Gel Time 5 seconds 6 to 11 min.
Tack Free Time 10 seconds 30 min
Cured Density 1.03g/cm³ 1.13 g/cm³
Solids Content 100% 100%
Hardness 45-50 Shore D N/A
Application
Temperature
-20°F to +200°F 14°F to +104°F
Tensile Strength ≥ 3000 psi ≥ 940 psi
Elongation ≥ 250% 80%

34. Comparison PolyUrea Vs MMA
PolyUrea MMA
Tear Strength
( Die C )
500 psi N/A
Taber Abrasion 125 mg
H18/1000 cycles
570 mg
H20/1000 cycles
Moisture Vapor
Transmission
< 0.2 perms 6.6 g/m²/day
Electrical
Resistance
1.5 x 1014
ohm-cm N/A
Crack Bridging PASS @ 80 mils
40 cycles
PASS 120 mils
10 cycles
North American
Ballast Test
Passed
N. America test
PASS UK version

35. Property Deckguard™ AREMA
Chapter29
Butyl EPDM
Water Vapor
Transmissio
n
0 % Less than 0.2
perms
.06 perms .0025
perms
Elongation at
break
Typically 250% + Min 80% 210% 210%
Minimum
Tensile
Strength
Minimum psi
(MPa)
2200 psi + 930 psi 1300psi 1200psi
Adhesion to
steel
Minimum psi
(MPa)
Typically 400 to
900 psi
290 psi None
stated
None
stated
Adhesion to
concrete
Minimum psi
(MPa )
250 psi + 100 psi None
stated
None
stated
Crack
Bridging
ASTM C 836
Passes at 40
cycles 1/8”
Passes 25
cycles
1/16”
None
stated
None
stated
AREMA Physical Parameters for
Waterproofing Membranes

36. Examining Typical Projects

37. Typical Bridge Projects
• Concrete Highway Bridge
• Pier Caps
• Rehabilitating Light Rail Transit Concrete
Bridge while In-service
• New Concrete Rail Bridge – Intermodal
• New Steel Rail Bridge
• New Pre-fabricated Steel Rail Bridge

38. Concrete Highway Bridge

39. Typical Small Highway Bridge
16,000 ft²

40. Prior to re-surfacing

41. Pouring Primer

42. Applying Primer

43. Spraying Membrane

44. Bridge Man

45. Applying Top Coat and Broadcast
Aggregate ( blast pot )

46. Applying Top Coat and Broadcast
Aggregate ( by hand )

47. Broadcast Aggregate
Embedded

48. Applying Tack Coat Onto
Aggregated Top Coat

49. Tack Coating Bare Membrane

50. Laying Asphalt

51. Cold Joint

52. Cross Section

53. Pier Caps

54. Pier Cap Installation

55. Rehabilitating
Light Rail Transit Concrete
Bridge/Station
while In-service

56. Chicago

57. Securing Live 3rd
Rail - 800
Volts

58. Removing Ballast

59. Sand Blasting Deck

60. Exposed Duct Bank

61. Clay Duct Bank Preparation

62. Pull Test

63. Repair Using Five Star Structural Concrete

64. Delaminated Surface

65. Primer Applied

66. Installing Steel Coupons

67. Spraying Membrane and placing Ballast

68. Track Replaced