Rigid Airport Pavement Design Design Aircraft and Annual - - PDF document

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rigid airport pavement design design aircraft and annual
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Rigid Airport Pavement Design Design Aircraft and Annual - - PDF document

Oct 08, 2022 146 likes •231 views

Rigid Airport Pavement Design Design Aircraft and Annual Departures 1 2 3 Conversions for Different Gear Types Conversions for Different Wheel Loads 4 Example Average Max Takeoff Aircraft Gear Type Annual Weight Departures (lbs.)

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Rigid Airport Pavement Design Design Aircraft and Annual Departures

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Conversions for Different Gear Types Conversions for Different Wheel Loads

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Example

700,000 85 double dual tandem 747-100 450,000 1,710 dual tandem L-1011-100 115,500 2,650 dual 737-200 184,500 400 dual tandem CV-880 108,000 5,800 dual DC-9-30 327,000 3,050 dual tandem 707-320B 190,500 9,080 dual 727-200 160,000 3,760 dual 727-100 Max Takeoff Weight (lbs.) Average Annual Departures Gear Type Aircraft

Determine Design Aircraft

700,000 85 double dual tandem 747-100 450,000 1,710 dual tandem L-1011-100 115,500 2,650 dual 737-200 184,500 400 dual tandem CV-880 108,000 5,800 dual DC-9-30 327,000 3,050 dual tandem 707-320B 190,500 9,080 dual 727-200 160,000 3,760 dual 727-100 Max Takeoff Weight (lbs.) Average Annual Departures Gear Type Aircraft

Adjust Departures for Gear Type

145 1.7 85 double dual tandem 747-100 2,907 1.7 1,710 dual tandem L-1011-100 2,650 1.0 2,650 dual 737-200 680 1.7 400 dual tandem CV-880 5,800 1.0 5,800 dual DC-9-30 5,185 1.7 3,050 dual tandem 707-320B 9,080 1.0 9,080 dual 727-200 3,760 1.0 3,760 dual 727-100 Equivalent Dual Wheel Departures Gear Type Multiplier Average Annual Departures Gear Type Aircraft

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Determine Equivalent Dual Wheel Loads

35,625 285,000 700,000 double dual tandem 747-100 35,625 285,000 450,000 dual tandem L-1011-100 27,430 109,725 115,500 dual 737-200 21,910 175,275 184,500 dual tandem CV-880 25,650 102,600 108,000 dual DC-9-30 38,830 310,650 327,000 dual tandem 707-320B 45,240 180,975 190,500 dual 727-200 38,000 152,000 160,000 dual 727-100 Wheel Load (lbs) Weight on Main Gear (lbs) Max Takeoff Weight (lbs.) Gear Type Aircraft

Adjust Departures for Wheel Loads

16,241 TOTAL 83 45,240 35,625 145 747-100 1,184 45,240 35,625 2,907 L-1011-100 463 45,240 27,430 2,650 737-200 94 45,240 21,910 680 CV-880 682 45,240 25,650 5,800 DC-9-30 2,764 45,240 38,830 5,185 707-320B 9,080 45,240 45,240 9,080 727-200 1,891 45,240 38,000 3,760 727-100 Equivalent Annual Departures of Design Aircraft Wheel Load of Design Aircraft (lbs.) Wheel Load (lbs) Equivalent Dual Gear Departures Aircraft

Example (cont.)

Assumed Material Properties keff = 200 psi/in Sc = 650 psi

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Typical Pavement Sections

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Acceptable Subbase Materials

  • Item P-154 ~ Subbase Course
  • Item P-208 ~ Aggregate Base Course
  • Item P-209 ~ Crushed Aggregate Base Course
  • Item P-211 ~ Lime Rock Base Course
  • Item P-304 ~ Cement Treated Base Course
  • Item P-306 ~ Econocrete Subbase Course
  • Item P-401 ~ Plant Mix Bituminous Concrete