six·rY-sEvnNrH ooxomass. sm. Iv. oH.14s. 1923. 1367 be expended for the opening, widening, or extension of any street, avenue, or highway which shall or may in the jud ent of the District Commissioners permanently injure or dimmishghe existing flow of Rock Creek or any of its tributaries, nor shall permission so to do at private expense be granted to any private person or corporation except by the `oint consent and a proval of the Commissioners of the District of Columbia and the oili)cer in charge of public buildings and grounds. NATIONAL ZOOLOGICAL PARK. P,§{ll°“°1 z°°“*i"*’*‘ For roads, walks, bridges, water supply, sewerage, and drainage; E‘*’“‘°°“‘ grading, planting, and otherwise improving the grounds, erectmg and repairing buildings and inclosures; care, subsistence, purchase, and transportation of animals; necessary employees; incidental expenses not otherwise provided for, including purchase, maintenance, and drivin of horses and vehicles required for official urposes, not exceeding §100 for the purchase of necessary books and) periodicals, and exclusive of architect’s fees or compensation, $125,000. WATER sERv1oE. warms For continuing work on the project for an increased water supply p,;¤°*°=¤i¤€ Wmfsuvfor the District of Columbia, adopted by Congress in the Army .i»a,pp.e4,·ms. a pro riation Act for the fiscal year 1922, as modified by the District oi)Coli)1mbia appropriation Act for the fiscal year 1923, and for each and every purpose connected therewith, to be immediately available P _ and to remain available until expended, $1,500,000: Provided, That cqrititinogisaumourea. the Secretary of War may enter into contracts for materials and work necessary to the construction of said project, to be paid for as appropriations may from time to time be made, not to exceed in the mmtumim aggregate the sum of $6,150,000, includin all appropriations and Resmmm on `b,dS contract authorizations herein and heretottdre made: rovided fur- auaeeamms. I ther, That no bid in excess of the estimated cost for that portion of — the work or plant covered by the bid shall be accepted, nor shall any contract for any portion of the work, material, or equipment to constitute a part of the plant for which this appropriation is available be valid unless the Chief of Engineers oi) the United States Army shall have certified thereon that all its terms are within the requirements of the authorization and the revised estimates for the work: Provided further, That whenever the Secretary of War causes mQg,¤$¤¤¤°*°¤ ¤>¤> proceedings to be instituted for the acquirement by condemnation of ' any lands or interests therein needed or the said work, the United adm States, upon the filing of the petition in any such proceedings, shall ,i.,I,'§’§,_, .,2 i,,‘§Y§‘§‘{°{. have the right to take immediate possession of said lands, easements, *¤8· rights of way, or otherwise, to the extent of the interest to be P __ { acquired, and to proceed with the work herein authorized: Provided m¤{€`Q‘E’{,°f,'{,€,,§§,{§’§,’§f further, That certain adequate provisions shall have been made for the payment of just compensation to the party or parties entitled thereto, either by previous applropriation y the United States or by the deposit o moneys or other form of security in such amount and form as shall be approved by the court in which such proceedings shall be instituted. The respondent or respondents may move at any time in the court to increase or change the amounts or securities and the court shall make such order as shall be just in the Dmgmt Mmmm premises and as shall adequately protect the respondents. In every ,,;c,,S.,0m,{’,d_ case the proceedings in condemnation shall be diligently prosecuted on the part of the United States in_ order that such compensation Damned mms 0, may be prom tly ascertained and paid: Promded further, That the wor1;aetc.,J§ube sub- Secretary of Q’Var shall submit to Congress on the iirst day of the mm ‘““’ "·
