Art. 27. The lodges at Belém shall have the capacity of caring for at least 1,500, that at Manáos 1,200 and that at Acre 800 immigrants. Art. 28. The plan of the respective buildings and the different installations of the lodges shall conform rigorously to the conditions required by the climate of that region and fitted for the special necessities of service for which they are intended. Art. 29. The construction shall be made by a public bidding. Sole Paragraph. If the first public bidding is not satisfactory, the Government can order the projected lodge built by the Administration. Art. 30. Annexed to each lodge there shall be an appropriate building, in which there shall be a special receiver of customs for the implements of workmen employed in agricultural and extractive industries, and indispensable for the carrying on of their work these implements to be sold strictly at cost price to those immigrants who desire to buy for their personal use. To those native immigrants who during the times of drought in the States of the northwest and going from there, may arrive at the lodges without resources, shall be furnished free, by authority of the Minister, with the implements indispensable for work. Art. 31. The families of native and foreign immigrants arriving at the lodges of Belém and Manáos, who do not expressly declare they prefer another destination, shall be transported at the expense of the Union or the lessee to the national plantations of Rio Branco, where according to their aptitude and ability, they shall be settled in colonies, founded by this one or that one. Art. 32. At the inauguration of each lodge, there shall be applied, with the modifications required by the special conditions of each case, the regulations of the lodge on the island of Flores. CHAPTER II Hospitals in the Interior Art. 33. For the purpose of reducing the distances and the time of the journey for the inhabitants of the interior in the valley of the Amazon, who must find a centre of supplies where they can be treated when sick, or provide excellent medicines for their domestic ills; of proportioning to all who may desire means of immuning themselves against contagious diseases, and of creating a propaganda service of the hygienic habits and practices necessary for everyone who must live and work in the Amazon regions, there shall be built a hospital surrounded by a small agricultural colony in Boa Vista do Rio Branco; S. Gabriel do Rio Negro; Teffé or Fonte Boa on the River Solimões; S. Felippe, on the River Juruá; Bocca do Acre, on the River Purús; at the confluence of the Rivers Arinos and Juruéna; on the Alto Tapajóz; Conceição on the River Araguaya and Montenegro on the Amapá. Art. 34. The hospitals shall be built in places that have the following requisites: 1. To have a plain of low elevation, conveniently ventilated for the construction of the hospital buildings so-called and its dependencies, and houses of residence for the personnel.