PUBLIC LAW 102-142 —OCT. 28, 1991 105 STAT. 893 improvements of the plant materials centers, the cost of any permanent building purchgised, erected, or as improved, exclusive of the cost of constructing a water supply or sanitary system and connecting the same to any such building and with the exception of buildings acquired in conjunction with land being purcheised for other purposes, shall not exceed $10,000, except for one building to be constructed at a cost not to exceed $100,000 and eight buildings to be constructed or improved at a cost not to exceed $50,000 per building and except that alterations or improvements to other existing permanent buildings costing $5,000 or more may be made in any fiscal year in an amount not to exceed $2,000 per building: Provided further, That when buildings or other structures are erected on non-Federal land that the right to use such land is obtained as provided in 7 U.S.C. 2250a: Provided further, That no part of this appropriation may be expended for soil and water conservation operations under the Act of April 27, 1935 (16 U.S.C. 590a-590f) in demonstration projects: Provided further, That this appropriation shall be available for employment pursuant to the second sentence of section 706(a) of the Organic Act of 1944 (7 U.S.C. 2225) and not to exceed $25,000 shall be available for employment under 5 U.S.C. 3109: Provided further, That qualified local engineers 16 USC 590e-2. may be temporarily employed at per diem rates to perform the technical planning work of the Service (16 U.S.C. 590e-2). The Secretary of Agriculture is authorized to construct buildings and related facilities on federally owned land in Skagit County, Washington, for plant materials purposes: Provided, That the total amount of expenditures for the buildings and facilities on the site shall be derived from, and shall not exceed, the amount of money received from the exchange of lands in Skagit County, and Bellingham, Washington. RIVER BASIN SURVEYS AND INVESTIGATIONS For necessary expenses to conduct research, investigation, and surveys of watersheds of rivers and other waterways, in accordance with section 6 of the Watershed Protection and Flood Prevention Act approved August 4, 1954, as amended (16 U.S.C. 1006-1009), $13,251,000: Provided, That this appropriation shall be available for employment pursuant to the second sentence of section 706(a) of the Organic Act of 1944 (7 U.S.C. 2225), and not to exceed $60,000 shall be available for emplo)niient under 5 U.S.C. 3109. WATERSHED PLANNING For necessary expenses for small watershed investigations and planning, in accordance with the Watershed Protection and Flood Prevention Act, as amended (16 U.S.C. 1001-1008), $9,545,000: Provided, That this appropriation shall be available for employment pursuant to the second sentence of section 706(a) of the Organic Act of 1944 (7 U.S.C. 2225), and not to exceed $50,000 shall be available for employment under 5 U.S.C. 3109. WATERSHED AND FLOOD PREVENTION OPERATIONS For necessary expenses to carry out preventive measures, including but not limited to research, engineering operations, methods of cultivation, the growing of vegetation, rehabilitation of existing
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