Simple roofs in general use with a double slope are the " coupled rafter roofs," the rafters meeting at the highest point upon a horizontal ridge-piece which stiffens the framework and gives a level ridge-line.
In some old roofs the rafters are connected without any intervening ridge-plate, with the result that after Sectional elevation on AA.
The public buildings include the cathedral (1760), the government palace, the municipal palace, the episcopal palace, the church of Santa Ana, a national theatre, a school of arts and trades, a foreign hospital, the former administration building of the Canal Company, Santo Tomas Hospital, the pesthouse of Punta Mala and various asylums. The houses are mostly of stone, with red tile roofs, two or three storeys high, built in the Spanish style around central patios, or courts, and with balconies projecting far over the narrow streets; in such houses the lowest floor is often rented to a poorer family.
At intermediate stations the roofs are often carried on brackets fixed to the walls of the station buildings, and project only to the edge of the platforms. At larger stations where both the platforms and the tracks are covered in, there are two broad types of construction, with many intermediate variations: the roof may either be comparatively low, of the " ridge and furrow " pattern, borne on a number of rows of pillars, or it may consist of a single lofty span extending clear across the area from the side walls.
By order of the privy council the lead was stripped off the roofs in 1567 and sold to Holland to pay the troops; but the ship conveying the spoils foundered in the North Sea.