16

H.—24

Results of Tests— continued.

Speed of Car. Mean Retardation. Acceleration! Total I Retardation Retarding- j No. of Test, Miles per Feet per Hour. Second. Speed of Car. Elapsed Time: Seconds. Mean Retardation. Length of i | Stop : Feet. By Time : By Distance: Feet per ! Feet per Second 3 . ; Second 2 . Total Retardation of Car: Feet per Second 4 . Retardation due to Carresistance : Feet per Second 2 . Total Retardation due to Brakes: Feet per Second 2 . Table 7. Brake-test at Auckland Date- 1st May 1910. Location: Weliesley Street East, Type of brake used: Pneumatic wheel brake. Type of ear: Double-bogio single-deck, No. 75. Weight of «ar Brake-test at Auckland. Date . May, i»iv _ Desoription o{ test . EmeTgency . a ir brake applied on signal. , 124 j 17 . 7 5 . 8 i 8 (,. O I 3-050 i 1-957 14-19 2-27 4-227 j 0-36 3-867 12-18 j Yes j Good rail. ™ 12-7 18-6 5-7 80-3 3-263 2-154 14-19 2-27 4-424 0-36 4-064 12-80 : No J? S.9 29-1 141 279-4 2-064 1-515 14-19 2-27 3-785 0-36 J^ Yes 4-270 .. 3-910 I 12-20 Mean j . • • • ! • • 1 • • • • 1 Table 8. ,fi 18 .4 97-0 6-5 'i 116-0 ! 4-15 I 3-15 Level i .. j 3-15 0-36 j 2-79 j 8-67 Yes | Bail slightly greasy. 1 44 20 8 4-5 61-2 4-63 3-54 269-38 up i -42 3-42 0-36 3-06 9-50 , Pair rail. S 90-q 4 3 45-2 4-87 4-84 155-91 up ! -21 4-63 0-36 4-27 13-25 „ 5? a? 2-0 5 4 79-0 5-20 4-97 68-39 up i --47 4-50 0-36 4-14 12-85 „ S 94 28-S 84 \ 122-0 3-46 3-22 39-5 | +-81 4-03 0-36 3-67 1140 g I3.5 19.2 64 72-7 345 2-55 s 39-5 down! +-81 3-36 0-36 3-00 ; 9-30 „ ! 3-85 .. 3-49 10-83 : . / • Mean .. • • • • • ■ ' • • ' Table 9. Brake test at Auckland Date- 1st Mav, 1910. Location : Wellesley Street East. Type of brake used : Hand-wheel and mechanical took brake. Type. of car : Double-bogie single-deck, No. 75. Brake-test at AucKiana. "»«■■ Weight of car (total) • 48,8881b. Description of test: Coasting on track brake ;. hand- wheel brake applied on signal. 20 . 8 26 . 7 ; 369 . 2 0-78 0-58 1 14-19 2-27 2-85 j 0-36 2-49 j 7-85 I No Rail slightly greasy. 2 12 \ 18-3 ' 15-7 228-8 1-16 0-73 : 1449 2-27 ' 3-00 0-36 8-30 Yes m ut i 21-8 I 15 7 270-7 ' 1-39 0-88 14-19 2-27 3-15 : 0-36 j 2-79 8-80 „ „ ■ g ! \tl : S-0 \ 2-9 177-4 1-32 0-81 \ 14-19 | 2-27 3-08 0-36 2-72 | 8-55 | No Bail sandy, g 17 .o 24-8 16-9 ! 331-2 I 1-47 0-93 14-19 2-27 3-20 0-36 2-84 8-93 „ I 3-06 : .. 2-70 8-40 Mean 1 .. .. ....