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99 Table 107. Proximity adjustment factors for P.M. peak hour internal capture rates. From To Equation to Calculate Proximity Proximity Distance Land Use Land Use Adjustment Factor1 Office Residential 7703,760 ft Factor = 1.23 0.0003 x (Distance) Retail Residential 7703,760 ft Factor = 1.23 0.0003 x (Distance) Restaurant Residential 7703,760 ft Factor = 1.23 0.0003 x (Distance) Cinema Residential 7703,760 ft Factor = 1.23 0.0003 x (Distance) Hotel Residential 7703,760 ft Factor = 1.23 0.0003 x (Distance) From Land To Equation to Calculate Proximity Proximity Distance Use Land Use Adjustment Factor2 Office Retail 1901,524 ft Factor = 1.06 0.0003 x (Distance) 1,5252,360 ft Factor = 1.52 0.0006 x (Distance) Residential Retail 1901,524 ft Factor = 1.06 0.0003 x (Distance) 1,5252,360 ft Factor = 1.52 0.0006 x (Distance) Office Restaurant 1901,524 ft Factor = 1.06 0.0003 x (Distance) 1,5252,360 ft Factor = 1.52 0.0006 x (Distance) Residential 1901,524 ft Factor = 1.06 0.0003 x (Distance) Restaurant 1,5252,360 ft Factor = 1.52 0.0006 x (Distance) 1 Use 1.00 proximity factor for distances shorter than 770 ft and 0.10 for distances longer than 3,760 ft. 2 Use 1.00 proximity factor for distances shorter than 190 ft and 0.10 for distances longer than 2,360 ft. the Table 105 and Table 106 unconstrained internal capture Step 4C: Calculate Proximity-Adjusted values without adjustment. Unconstrained Internal Trips at Origin (Outbound) Locate the appropriate land use pair and direction in and at Destination (Inbound) Table 107. Compare the MXD proximity to the proximity In Table 104, sub Tables 7-A(D) and 7-A(O) show the prox- thresholds in the table: imity adjusted internal vehicle and person trips at the origin If the proximity is less than or equal to the value in the third and destination, respectively. Be sure that any mode splits from column of Table 107, use the unconstrained internal cap- Table 103 sub Table 2-A have been incorporated. ture values in Table 105 or Table 106, whichever is appro- In Table 104, each cell in the 8-A(O) and 8-A(D) sub tables priate. Remember that sub Table 7.1 values in Table 105 will is computed as follows: be applied to the outbound trips; sub Table 7.2 values in 1. Multiply the direction trips in Table 104, sub Table 7-A(O) Table 106 will be applied to inbound trips. (e.g., office exiting trips) by the Table 105 sub Table 7.1 If the proximity is within the range shown in the third internal capture percentages (e.g., A.M. peak hour 1% to column of Table 107, use the equation provided in the residential). fourth column to calculate the proximity adjustment factor. 2. Place the product in Table 104, sub Table 8-A(O). Do Enter the proximity adjustment in the right column of sub the same for the entering trips. Table 7.1 of Table 105 and in sub Table 7.2 of Table 106. 3. Complete the 8-A sub tables of Table 104 in the same If the value calculated in the fourth column is a proximity manner. adjustment factor of less than 0.10, use the minimum value of 0.10 in subsequent steps. P.M. street peak-hour internal trips can be computed the For each row of sub Table 7.1, multiply the P.M. peak-hour same way using the corresponding P.M. tables. adjustment factors in Column 4 by the P.M. proximity adjustment factor in the right column of that table. Place the Step 5: Calculate the Balanced Internal Trips resulting product in the right column of sub Table 7.1a of between All Land Use Pairs Table 105. Repeat the same for sub Table 7.2 in Table 106. Enter the adjusted internal capture percentage in the right Estimate balanced demand volume by direction by compar- columns of sub Table 7.1a in Table 105 and in sub Table 7.2a ing the values in the corresponding cells of sub Tables 8-A(O) in Table 106. and 8-A(D) for each land use pair and select the lower value.