SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 14)

Dravo Corporation
(Name of Issuer)

Common Stock
(Title of Class of Securities)

261471 10 6
(CUSIP Number)



Check the following box if a fee is being paid with this statement [ ].  
(A fee is not required only if the filing person:  (1) has a previous 
statement on file reporting beneficial ownership of more than five 
percent of the class of securities described in Item 1; and (2)  has 
filed no amendment subsequent thereto reporting beneficial ownership of 
five percent or less of such class.)  (See Rule 13d-7).

*The remainder of this cover page shall be filled out for a reporting 
person's initial filing on this form with respect to the subject class 
of securities, and for any subsequent amendment containing information 
which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not 
be deemed to be "filed" for the purpose of Section 18 of the Securities 
Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of 
that section of the Act but shall be subject to all other provisions of 
the Act (however, see the Notes).


                                   13G

CUSIP NO.  261471 10 6


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            Norwest Corporation
            Tax Identification No.  41-0449260

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            Delaware

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,061,909
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,057,909
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,061,909

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             7.2%

12)        TYPE OF REPORTING PERSON*

             HC


                                   13G

CUSIP NO.  261471 10 6


1)        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

            Norwest Bank Colorado, National Association
            Tax Identification No.  84-0187632

2)        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*    (a)  [ ]
                                                               (b)  [ ]
3)        SEC USE ONLY

4)        CITIZENSHIP OR PLACE OF ORGANIZATION

            United States of America

NUMBER OF          (5)  SOLE VOTING POWER
SHARES                    1,048,500*
BENEFICIALLY       (6)  SHARED VOTING POWER
OWNED BY                  0
EACH               (7)  SOLE DISPOSITIVE POWER
REPORTING                 1,046,900*
PERSON             (8)  SHARED DISPOSITIVE POWER
WITH                      0

9)         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
             1,048,500*

10)        CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 
           SHARES*

11)        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
             7.1%

12)        TYPE OF REPORTING PERSON*

             BK









______________________
*  Includes 830,000 shares held for the ATTIMCO Long-Term Investment
   Trust, with respect to a portion of whose assets Norwest Bank
   Colorado, N.A. acts as an investment advisor.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549

SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 14)


DISCLAIMER:  Information in this Schedule 13G is provided solely for 
the purpose of complying with Sections 13(d) and 13(g) of the Act and 
regulations promulgated thereunder, and is not to be construed as an 
admission that Norwest Corporation or any of its subsidiaries is the 
beneficial owner of the securities covered by this Schedule 13G for any 
purpose whatsoever.

Item 1(a)  Name of Issuer:

           Dravo Corporation

Item 1(b)  Address of Issuer's Principal Executive Offices:

           3600 One Oliver Plaza
           Pittsburgh, PA  15222-2682

Item 2(a)  Name of Person Filing:

           1.  Norwest Corporation
           2.  Norwest Bank Colorado, Inc.  (NBC)

Item 2(b)  Address of Principal Business Office:

           1.  Norwest Corporation
               Norwest Center
               Sixth and Marquette
               Minneapolis, MN  55479-1026

           2.  Norwest Bank Colorado, National Association
               1740 Broadway
               Denver, CO  80274-8677

Item 2(c)  Citizenship:

           1.  Norwest Corporation:  Delaware
           2.  NBC:  United States

Item 2(d)  Title of Class of Securities:

           Common Stock

Item 2(e)  CUSIP Number:

           261471 10 6


Item 3     The person filing is a:

           1.  Norwest Corporation:  Parent Holding Company in 
               accordance with 240.13d-1(b)(1)(ii)(G)
           2.  NBC:  Bank as defined in Section 3(a)(6) of the Act

Item 4     Ownership:

           (a)  Amount beneficially owned:  1,061,909* shares (includes
                1,048,500 shares deemed to be beneficially owned by
                NBC)

           (b)  Percent of class:  7.2%

           (c)  Number of shares as to which such person has:

               (i)    Sole power to vote or direct the vote: 1,061,909*

               (ii)   Shared power to vote or direct the vote:  0

               (iii)  Sole power to dispose or to direct the
                      disposition of:  1,057,909*

               (iv)   Shared power to dispose or direct the disposition 
                      of:  0

Item 5     Ownership of Five Percent or Less of a Class:

           Not Applicable.

Item 6     Ownership of More than Five Percent on Behalf of Another 
           Person:

           Persons other than Norwest Corporation and its subsidiaries
           have the right to receive, or the power to direct the
           receipt of, dividends from, or the proceeds from the sale
           of, such securities.  NBC holds 830,000 shares for the
           benefit of ATTIMCO Long-Term Investment Trust.

Item 7     Identification and Classification of the Subsidiary Which 
           Acquired the Security Being Reported on by the Parent
           Holding Company:

           See Attachment A.






______________________
*  Includes 830,000 shares held for the ATTIMCO Long-Term Investment
   Trust, with respect to a portion of whose assets Norwest Bank
   Colorado, N.A. acts as an investment advisor.

Item 8     Identification and Classification of Members of the Group:

           Not Applicable.

Item 9     Notice of Dissolution of Group:

           Not Applicable.

Item 10    Certification:

           By signing below, I certify that, to the best of my
           knowledge and belief, the securities referred to above were
           acquired in the ordinary course of business and were not
           acquired for the purpose of and do not have the effect of
           changing or influencing the control of the issuer of such
           securities and were not acquired in connection with or as a
           participant in any transaction having such purposes or
           effect.

Signature.

After reasonable inquiry and to the best of my knowledge and belief, I 
certify that the information set forth in this statement is true, 
complete, and correct.

Date:  January 22, 1998

NORWEST CORPORATION



By:  /s/ Laurel A. Holschuh
         Laurel A. Holschuh, Senior Vice President
         and Secretary


ATTACHMENT A

The Schedule 13G to which this attachment is appended is filed on 
behalf of the subsidiaries listed below, all of which are classified 
for purposes of Regulation 13d-1(b)(1)(ii)(B) as banks.

Norwest Bank Colorado, National Association

Norwest Bank Minnesota, National Association

Norwest Bank Montana, National Association

Norwest Bank Nebraska, National Association