Part 14

=+===========+====+====+====+====+====+====+=====+=====+=====+=====+=====| W| | BOLTING TIME, WHOLE |Time| | e| | TIME ON BOLTS AFTER | | | i| | RING IS COMPLETE. |lost| TOTAL TIME. | g| |----+----+----+----+----| |-----+-----+-----+-----+-----| h| | | | | | |re- | | | | | | t| | S | | | | |pair- | | | | | | | t | | | | |ing | | | | | | o| | r | B | B | | | | S | | | | | f| | a | o | o | T | |hy- | t | | | | | | | i | r | r | a | M |drau- r | B | B | | | | | g | e | e | p | e |lic | a | o | o | T | | i| | h | | | e | a | | i | r | r | a | M | r| Section | t | 1 | 2 | r | n |pip-| g | e | e | p | e | o| between |----+----+----+----+----|ing | h | | | e | a | n| rings | H | H | H | H | H | | t | 1 | 2 | r | n | -+-----------+----+----+----+----+----+----+-----+-----+-----+-----+-----| | 1-24 | Excavation partially | |10-55| | | |10-55| | 25-55 |} completed previously.{| |43-58| | |44-43|44-02| | 56-72 |} {|0-04|18-02| | |18-24|18-04| O| 73-165 |} {|0-09| 9-32| | | 9-26| 9-31| r| 166-184 |} {|0-07| 8-57| | |12-56| 9-03| d| 185-253 |} {|0-15| 8-25| 9-12| 9-20| 8-28| 8-43| i| |} {| | | | | | | n| 254-293 |} Bolting time for {|0-14| 3-57| 3-56| 4-14| 4-44| 4-01| a| 294-301 |} light iron is {| | 2-06| 2-53| 2-58| | 2-25| r| 302-307 |} included in {| | 6-23| 5-43| 5-58| 7-00| 6-25| y| 308-342 |} erection. {| | 2-36| 2-10| 3-18| 2-29| 2-38| | 343-347 |} {|0-39| 4-05| 4-10| | 4-43| 4-23| | 348-459 |} {|0-14| 2-50| 2-51| 2-56| 3-10| 2-53| | |} {| | | | | | | | 460-494 |} {|0-27| 4-39| 4-20| 4-40| 3-40| 4-28| | 495-513 |} {| | 4-03| 3-51| 3-23| 3-38| 3-54| | 514-605 |} {| | 3-56| 4-18| 4-13| 3-59| 4-03| | 606-624 |} {| | 3-01| 3-40| 3-23| 2-42| 3-11| | 625-640 |} {| | 3-27| 4-08| 3-48| 3-59| 3-41| | 25-640 |} {| | | | | | | | 185-640 |} {|0-09| 4-14| 4-26| 4-33| 4-22| 4-20| -+-----------+------------------------+----+-----+-----+-----+-----+-----| | 641-647 |0-40|0-35|1-25|0-55|0-47| | 3-08| 3-51| 4-28| 3-43| 3-36| | 648-751 |0-31|0-29|0-38|0-30|0-32|0-12| 2-52| 2-51| 3-04| 3-25| 2-55| | 752-795 |0-48|0-31|0-44|0-35|0-43|0-05| 2-22| 2-44| 3-03| 4-00| 2-41| H| 796-825 |0-31|1-03|0-49|3-27|0-51| | 2-10| 3-25| 3-14| 5-11| 2-45| e| 826-854 |0-22|0-37|0-38|0-20|0-27|0-06| 2-29| 3-02| 2-53| 2-56| 2-41| a| 855-881 |0-22|0-21|0-45|0-40|0-26|0-45| 2-55| 2-40| 3-34| 3-34| 3-01| v| 882-982 |0-41|0-36|0-36|0-15|0-39|0-12| 2-16| 2-24| 2-23| 1-51| 2-19| y| 983-990 |1-15|0-15|0-28| |0-48| | 2-43| 1-43| 2-04| | 2-20| | 990-1,046|0-41|0-34|0-55| |0-41| | 1-53| 1-54| 2-06| | 1-54| |1,047-1,074|0-35|1-15|0-07|0-35|0-48|0-04| 1-50| 2-31| 2-25| 1-47| 2-03| |1,075-1,110|0-35|0-46|0-58|2-10|0-41|0-21| 2-31| 2-54| 2-10| 4-14| 2-42| | 641-1,110|0-36|0-36|0-44|0-54|6-38|0-11| 2-27| 2-27| 2-51| 3-18| 2-35| -+-----------+----+----+----+----+----+----+-----+-----+-----+-----+-----| A| 185-1,110|[W] | | | | |0-10| 3-18| 3-31| 3-41| 3-47| 3-26| l| 25-1,110|[W] | | | | |0-09| | | | | 5-27| l| | | | | | | | | | | | | =+===========+====+====+====+====+====+====+=====+=====+=====+=====+=====|

TABLE 26 SUMMARY PART 1

===+===========+=======+==============+====+============+==+===+===+==+==| | | | AVE. NO. | W| | | OF MEN | e| | DESCRIPTION | IN GANG | i| |-------+--------------+----+------------+--+---+---+--+--| g| | | |Ave.| | | | | | | h| | | |air | | | | | | | t| | | | | | | | | A| | | | | |P | | | D | G | i| | o| | | |r | | | r | r | r| | f| | | |e | | S| i | o | | | | | | |s | | h| l | u | t|T | i| | | |s | | i| l | t | r|o | r| Section | | |u | | e| i | i | a|t | o| between |Length | |r |Method of | l| n | n | n|a | n| rings |in feet| Material |e |Excavation | d| g | g | s|l | ---+-----------+-------+--------------+----+------------+--+---+---+--+--| O {| 1-24 | 60.0|Rock | 0 | [X] | 9|.04| 0 | 0|10| r {| 25-55 | 77.5| " |20 | [X] |14|5 |0.5| 1|21| d {| 56-72 | 42.5|Mixed sand and|10 |[X]Breasting|22|2 |.09| 2|26| i {| | |rock | | | | | | | | n {| 73-165 | 232.5|Sand & gravel |10 |[X]Breasting|22|0 |.1 | 2|24| a {| 166-184 | 47.5|Sand and silt |20 {|[X]Breasting|22|0 |.38| 3|25| r {| | |with piles | {|and cutting | | | | | | y {| 185-253 | 172.5|Silt w/ piles |24 {|piles |23|0 |.71| 3|26| {| 254-640 | 110.0|Silt |26 |[Y]Doors |22|0 | 0 | 3|25| {|-----------+-------+--------------+----+------------+--+---+---+--+--| {| 25-640 |1,540.0| |20 |[Y]Doors |21|0.3|.12| 3|24| ---+-----------+-------+--------------+----+------------+--+---+---+--+--| Hvy| 641-1,110|1,175.0| |28 | |21| 0 | 0 | 7|28| ---+-----------+-------+--------------+----+------------+--+---+---+--+--| All| 25-1,110|2,715.0| |26 | |21|0.1|0.1| 3|24| ===+===========+=======+==============+====+============+==+===+===+==+==|

TABLE 26 SUMMARY PART 2

===+========+========+=======+=======+====+=====+===============+========| W | | | | UNAVOIDABLE DELAYS | e | | | AVERAGE TIME |(NOT INCLUDED IN AVERAGE| i o| | | PER RING. | TIME PER RING). | g f| | |-------+-------+----+-----+---------------+--------| h |Average | Time | | | | | | | t i| No. of |mucking,|Shoving| | | | | | r| cubic | per | and | Erec- | | | | | o| yards | cubic |mucking| tion |Lost| | | Time | n|per ring| yard | [V] | [W] |time|Total| Items |hrs min| ---+--------+--------+-------+-------+----+-----+---------------+--------| O {| 46 | 0-06 | 4-32 |6-23 |0-00|10-55|First bulkhead |132-00 | r {| 46 | 0-51 |39-33 |4-29 |0-00|44-02|Second bulkhead|158-50 | d {| 44 | 0-21 |15-05 |2-55 |0-04|18-04|Grouting |240-00 | i {| | | | | | |Old cave-in |234-00 | n {| 39 | 0-11 | 6-56 |2-26 |0-09| 9-31|shoving tube |128-00 | a {| 42 | 0-09 | 6-19 |2-37 |0-07| 9-03|---------------+--------| r {| | | | | | | Total |892-50 | y {| 43 | 0-09 | 6-13 |2-15 |0-05| 8-43|---------------+--------| {| 11 | 0-07 | 1-13 |2-20 |0-08| 3-41| per ring | 0-49 | {|--------+--------+-------+-------+----+-----+---------------+--------| {| 24 | 0-14 | 5-06 |2-24 |0-08| 7-38| | | ---+--------+--------+-------+-------+----+-----+---------------+--------| Hvy| 8 | 0-04 | 0-44 |1-40 |0-11| 2-35| | | ---+--------+--------+-------+-------+----+-----+---------------+--------| All| 17.1 | 0-12 | 3-13 |3-05 |0-09| 5-27| | | ===+========+========+=======+=======+====+=====+===============+========|

[V] Including time for jacks.

[W] Including bolting time.

[X] Excavating ahead of shield.

[Y] Shoving shield into silt with ... doors open.

TABLE 27.--SHIELD-DRIVEN TUNNEL WORK, WEEHAWKEN SHAFT, RIVER TUNNEL SOUTH. Table showing the size of the gang, the amount of excavation, and the time per ring taken for the various operations involved in building tunnel through the several kinds of ground encountered; also the extent and nature of all the unavoidable delays.

TABLE 27 PART 1

=+===========+=======+============+====+============+==+==+===+===+==| W| | | AVE. NO. | e| | | OF MEN | i| | DESCRIPTION | IN GANG | g| |-------+------------+----+------------+--+--+---+---+--| h| | | |Ave | | | | |A | | t| | | |air | | |D |G |i | | | | | | | | |r |r |r | | o| | | |P | |S |i |o | | | f| | | |r | |h |l |u |t |T | | | | |e | |i |l |t |r |o | | | | |s | |e |i |i |a |t | i| | | |s | |l |n |n |n |a | r| Section | | |u | |d |g |g |s |l | o| between | Length| |r |Method of |--+--+---+---| | n| rings |in feet|Material |e |Excavation |A |B |C |D | | -+-----------+-------+------------+----+------------+--+--+---+---+--| | 1-27 | 67.5|Rock | 9 |[C] {|Excavation }| | | | | | {|partially }| | | | | | {|completed }| | | | | | {|previously. }| | 28-42 | 37.5| " |12 |[C] |13| 4|1 |1 |19| | 43-58 | 40.0|Rock or |12 |[C] |19| 2|2 |2 |25| | | | | | | | | O| 59-153 | 237.5|Gravel and |16 |[C]Breasting|25| |1 |4 |30| r| | |sand | | | | | | | | d| 154-170 | 42.5|Sand and |18 | " |26| |1 |5 |32| i| | |silt w/piles| | | | | | | | n| 171-236 | 165.0|Silt with |22 |Top half |22| |1 |3 |26| a| | |piles | | r| 237-259 | 57.5|Silt |25 |[D]1 door |18| |1 |3 |22| y| 260-302 | 107.5| " |27 |[D]1 door |15| | |2 |17| | 303-350 | 120.0| " |27 |[D]8 doors |15| | |4 |19| | 351-378 | 70.0| " |27.5|[D]8 " |18| | |6 |24| | 379-424 | 115.0| " |27.5|[D]8 " |19| | |4 |23| | 425-522 | 245.0| " |28 |[D]1 door |19| | |4 |23| | 523-625 | 257.5| " |28 |[D]1 " |20| | |4 |24| | 171-625 |1,137.5| |27 | |19| | |4 |23| | 28-625 |1,495.0| |25 | |19|.8|0.8|3.4|24| -+-----------+-------+------------+----+------------+--+--+---+---+--| | 626-649 | 57.5|Silt |28 |[D]1 door |16| | | 3 |19| | 650-733 | 210.0| " |28 |[D]8 doors |19| | | 4 |23| | 734-753 | 50.0| " |28 |[D]8 " |24| | | 5 |29| H| 754-844 | 227.5| " |28 |[D]8 " |26| | | 8 |34| e| 845-859 | 37.5| " |28 |[D]8 " |27| | | 9 |36| a| 860-899 | 100.0| " |28 |[D]8 " |24| | | 8 |33| v| 900-935 | 90.0| " |28 |[D]1 door |25| | | 7 |32| y| 936-963 | 70.5| " |28 |[D]1 " |25| | | 8 |33| | 964-1,003| 100.0| " |28 |[D]1 " |25| | |10 |35| |1,004-1,060| 142.5| " |28 |[D]1 " |26| | |10 |36| |1,061-1,110| 125.0| " |28 |[D]1 " |37| | |10 |47| |1,111-1,238| 320.0| " |28 |[D]1 " |30| | | 9 |39| |1,239-1,312| 185.0| " |28 | |39| | | 9 |38| | 626-1,312|1,717.5| " |28 | |35| | | 8 |33| -+-----------+-------+------------+----+------------+--+--+---+---+--| A| 171-1,312|2,855.0| |28 | |23| | | 6 |29| l| 28-1,312|3,212.5| |26 | |21| | | 5 |26| l| | | | | | | | | | | =+===========+=======+============+====+============+==+==+===+===+==|

TABLE 27 PART 2

=+===========+====+=====+=====+========+====+====+====+====+====| W| | | |Av. | | TIME FOR RING | e| | | | | | ERECTION, | i| | | |Time | | HRS. AND MIN. | g| |----+-----| | |----+----+----+----+----| h| |Av. |Time |per | | | | | | | t| |No. |Muck-| |T | O | | | | | | |of |ing, |ring,|i | r | | | | | o| |cu. |per | |m | d | B | B | | | f| |yd. |cu. |shov-|e J | i | o | o | T | | | |per |yd. |ing |a | n | r | r | a | M | | |ring| | |f c | a | e | e | p | e | i| | | |and |o k | r | | | e | a | r| Section | | | |r s | y | 1 | 2 | r | n | o| between | | |Muck-+--------+----+----+----+----+----| n| rings | E | |ing | F | G | G | G | G | G | -+-----------+----+-----+-----+--------+----+----+----+----+----| | 1-27 |Excavation| | |8-30| | |3-45|8-08| | | partially| | | | | | | | | | completed| | | | | | | | | |previously| | | | | | | | | 28-42 |48.7|0-25 |20-33| |4-23| | |4-00|4-21| | 43-58 |44.2|0-46 |33-44| |4-16| | |5-45|4-44| | | | | | | | | | | | O| 59-153 |39.0|0-12 | 8-06| |2-19| | |4-18|2-23| r| | | | | | | | | | | d| 154-170 |41.6|0-10 | 7-10| |2-00| J. | J. |1-48|1-59| i| | | | | | | | | | | n| 171-236 |42.6|0-10 | 7-23| |2-36|2-55|2-58|1-24|2-35| a| | | | | | | | | | | r| 237-259 |13.8|0-11 | 2-29| |3-01|2-05|1-28|2-00|2-32| y| 260-302 | 0 | | 0-32| |2-34|2-35|3-38|4-28|3-05| | 303-350 | 6.9|0-07 | 0-52| |2-59|2-28|2-37|1-44|2-41| | 351-378 | 0 | | 0-33| |2-05|2-32|2-48|2-00|2-18| | 379-424 | 6.9|0-07 | 0-48| |3-34|2-51|3-18|3-19|3-22| | 425-522 | 6.7|0-06 | 0-45| |3-09|3-51|3-00|3-28|3-16| | 523-625 | 0 | | 0-32| |1-36|1-37|1-47|1-51|1-39| | 171-625 | 9.7|0-11 | 1-44| [A] |2-37|2-41|2-41|2-32|2-38| | 28-625 |17.8|0-14 | 4-14| [A] | | | | |2-41| -+-----------+----+-----+-----+--------+----+----+----+----+----| | 626-649 |12.2|0-12 | 2-23| [A] |2-19|2-30|2-05|1-42|2-16| | 650-733 |13.5| | 0-57| 0-13 |1-42|1-24|1-47|1-48|1-39| | 734-753 | 8.3|0-05 | 0-41| 0-17 |1-06|1-55|0-38|1-20|1-12| H| 754-844 |12.8|0-04 | 0-51| 0-16 |1-19|1-41|1-52|0-50|1-29| e| 845-859 | 5.6|0-07 | 0-39| 0-19 |1-24|1-08|1-10| |1-20| a| 860-899 |16.5|0-02 | 0-39| 0-13 |1-00|1-05|1-13| |1-04| v| 900-935 |11.5|0-03 | 0-29| 0-14 |0-47|1-13|0-52|1-10|0-52| y| 936-963 | 5.9|0-03 | 0-19| 0-15 |0-59|0-47|0-55| |0-56| | 964-1,003| 8.1|0-03 | 0-27| 0-10 |0-51|0-52|1-05| |0-53| |1,004-1,060| 8.7|0-03 | 0-30| 0-15 |1-01|1-09|1-05|0-45|1-03| |1,061-1,110| 6.2|0-03 | 0-19| 0-10 |0-42|0-49|0-54|0-45|0-45| |1,111-1,238|15.6|0-02 | 0-38| 0-16 |0-48|1-06|1-04|1-23|0-56| |1,239-1,312|13.0|0-03 | 0-36| 0-18 |1-04|1-01|1-02|1-15|1-07| | 626-1,312|10.6|0-04 | 0-42| 0-14 |1-06|1-15|1-16|1-18|1-10| -+-----------+----+-----+-----+--------+--- |----+----+----+----| A| 171-1,312|10.2|0-07 |1-15 | [A] |2-09|2-13|2-21|2-20|2-13| l| 28-1,312|14.1|0-10 |2-28 | [A] | | | | |2-18| l| | | | | | | | | | | =+===========+====+=====+=====+========+====+====+====+====+====|

TABLE 27 PART 3

=+===========+====+====+====+====+====+====+=====+=====+=====+=====+=====| W| | BOLTING TIME, WHOLE |Time| | e| | TIME ON BOLTS AFTER | | | i| | RING IS COMPLETE. |lost| TOTAL TIME. | g| |----+----+----+----+----| |-----+-----+-----+-----+-----| h| | | | | | |re- | | | | | | t| | S | | | | |pair- | | | | | | | t | | | | |ing | | | | | | o| | r | B | B | | | | s | | | | | f| | a | o | o | T | |hy- | t | | | | | | | i | r | r | a | M |drau- r | B | B | | | | | g | e | e | p | e |lic | a | o | o | T | | i| | h | | | e | a | | i | r | r | a | M | r| Section | t | 1 | 2 | r | n |pip-| g | e | e | p | e | o| between |----+----+----+----+----|ing | h | | | e | a | n| rings | H | H | H | H | H | | t | 1 | 2 | r | n | -+-----------+----+----+----+----+----+----+-----+-----+-----+-----+-----| | 1-27 |} {|0-14|21-11| | |16-26|20-49| | |} {| | | | | | | | |} {| | | | | | | | |} {| | | | | | | | 28-42 |} {|0-12|25-08| | |24-45|25-06| | 43-58 |} {|1-15|39-15| | |40-44|39-43| | |} {| | | | | | | O| 59-153 |} {|0-30|10-55| | |12-54|10-59| r| |{ {| | | | | | | d| 154-170 |} {|0-00| 9-10| J. | J. | 8-58| 9-09| i| |} {| | | | | | n| 171-236 |} Bolting time for {|0-05|10-04|10-23|10-26| 8-52|10-03| a| |} light iron is {| | | | | | | r| 237-259 |} included in {|0-20| 5-50| 4-54| 4-17| 4-49| 5-21| y| 260-302 |} erection. {|0-08| 3-14| 3-15| 4-18| 5-08| 3-45| | 303-350 |} {|0-07| 3-58| 3-27| 3-36| 2-43| 3-40| | 351-378 |} {|0-17| 2-55| 3-22| 3-38| 2-50| 3-08| | 379-424 |} {|0-25| 4-47| 4-09| 4-31| 4-32| 4-35| | 425-522 |} {|0-16| 4-10| 4-52| 4-01| 4-29| 4-17| | 523-625 |} {|0-12| 2-20| 2-21| 2-31| 2-35| 2-23| | 171-625 |} {|0-13| 4-34| 4-38| 4-38| 4-29| 4-35| | 28-625 |} {|0-16| | | | | 7-11| -+-----------+----+----+----+----+----+----+-----+-----+-----+-----+-----| | 626-649 |1-01|1-04|1-04|0-50|1-01|0-32| 6-15| 6-29| 6-04| 5-27| 6-12| | 650-733 |1-15|0-52|0-55|0-42|1-07|0-32| 4-39| 3-58| 4-24| 4-12| 4-28| | 734-753 |0-38|0-44|1-13|0-20|0-44|0-06| 2-48| 3-43| 2-55| 2-44| 3-00| H| 754-844 |0-39|0-50|0-54|0-40|0-44|0-25| 3-30| 4-08| 4-18| 3-02| 3-45| e| 845-859 |0-45|0-15|0-15| |0-37|0-48| 3-55| 3-09| 3-11| | 3-43| a| 860-899 |0-59|0-32|0-49| |0-52|0-07| 2-58| 2-36| 3-01| | 2-55| v| 900-935 |0-39|0-43|0-32|0-20|0-38|0-04| 2-18| 2-43| 2-11| 2-17| 2-17| y| 936-963 |0-34|0-16|0-41| |0-32|0-37| 2-44| 2-14| 2-47| | 2-39| | 964-1,003|0-32|0-45|0-37| |0-35|0-16| 2-16| 2-30| 2-35| | 2-21| |1,004-1,060|0-54|0-37|0-49|0-40|0-49|0-24| 3-04| 2-55| 3-03| 2-34| 3-01| |1,061-1,110|0-24|0-26|0-39|0-25|0-27|0-00| 1-35| 1-44| 2-02| 1-39| 1-41| |1,111-1,238|0-36|0-34|0-57|1-12|0-41|0-02| 2-20| 2-36| 2-57| 3-31| 2-33| |1,239-1,312|0-39|0-43|1-12|0-59|0-50|0-10| 2-47| 2-48| 3-18| 3-18| 3-01| | 626-1,312|0-45|0-40|0-52|0-54|0-47|0-16| 3-03| 3-07| 3-20| 3-24| 3-09| -+-----------+----+----+----+----+----+----+-----+-----+-----+-----+-----| A| 171-1,312| [C]| | | | |0-15| 3-39| 3-43| 3-51| 3-50| 3-43| l| 28-1,312| [C]| | | | |0-15| | | | | 5-01| l| | | | | | | | | | | | | =+===========+====+====+====+====+====+====+=====+=====+=====+=====+=====|

TABLE 27 SUMMARY PART 1