SoQDdiogs  taken  June  2, 1887,  show  a  least  depth  of  water  at  the  en-
trance of  15.7  feet,  and  14  feet  or  over  thence  to  the  canal.
^8  the  pier  construction  is  completed,  and  no  dredging  required  at
present,  it  is  probable  that  the  available  balance  is  sufficient  for  repairs
and  maiotenance,  therefore  no  appropriation  is  asked  for  for  the  ensuing
jear.
iJoder  the  requirements  of  the  river  and  harbor  act  of  August  5, 1886,
*  Board  of  Engineers  was  constituted  to  examine,  in  all  their  relations
^commerce,  the  Sturgeon  Bay  and  Lake  Michigan  Ship-Ganal,  with  a
^v  to  making  the  same  a  free  passage-way  and  harbor  of  refuge,  to
^'^^er  their  value,  and  all  other  matters  connected  with  their  useful-
^tt  to  navigation,  and  to  give  information  as  to  the  ez[)ediency  of  the
*<>A  and  the  desirability  of  their  acquisition  and  improvement.
2016     REPORT   OF   THE   CHIEF   OF   ENGINEERS,  U.  8    ARMY.
(For  the  report  of  the  Board  of  EDgiueers  see  Ex.  Doc.  No.  106,  H*{
li.,  Forty-ninth  Congress,  second  session.)

Length  of  north  pier,  June  30, 1887 feet..  1,344

Length  of  eonth  pier,  June  30, 1897 do 1,344

Length  of  gnide-piling,  Jane  30, 1807 do.  ..  M

Length  of  pile-pier,  sheet-piled,  Jane  30,  1887 do l,39t

Total  number  of  cubic  yards  dredged  to  June  30,1887 132,341,

Money  statement

Jnly  1,1886, amount  available $2,205.28

Received  from  sale  of  fuel  to  officer 16.50

Amount  appropriated  by  act  approved  August  &,  1886 • 5, 000. 00

7,222.08
July  1,  1887,  amount  expended  during  fiscal  year,  exclusive  of  liabilities

outstanding  July  1, 18o6 3,194.37

July  1,  1887,  amount  available 4,027.71


COMMERCIAL    STATISTICS   FOR  THE  YEAR    ENDING    DECEMBER  31,   1886,  AND  INFOR-
MATION CALLED  FOR  BY  DEPARTMENT  LETTER  OF  AUGUST  10,  1886.
