Articles about Maintenance

Characteristics of Timber – Advantages and Disadvantes

Advantages

Good tensile strength (also compressive along grain, eg end loaded)
Short lead in time
Familiar material to workforce
Flexible in construction

Disadvantages

Limit to sizes available
Not stable
Beetle, decay and fire?
Vulnerable to poor workmanship
Too easy to adapt
Maintenance cost
Strongest woods (hardwoods) also slowest to grow

Characteristics of Stone – Advantages and Disadvantages

Advantages

Good compressive strength
Familiar material to workforce
Ethnic – of the locality

Disadvantages

Poor tensile strength
Some stones decay
Need for skilled workforce
Maintenance cost – discolouration/cleaning
Sedimentary stone is not formed under pressure but in layers and can split off if vertically loaded. This can, however, be useful – eg slate
Some stone, such as marble, is too expensive for construction although may [...]