Limitations of the slump test. The slump test is suitable for slumps of medium to low workability, slump in the range of 5 â 260 mm, the test fails to determine the difference in workability in stiff mixes which have zero slump, or for wet mixes that give a collapse slump. It is limited to concrete formed of aggregates of less than 38 mm (1.5 inch).
Plantar warts are caused by an infection with the human papillomavirus (HPV) in the outer layer of skin on the sole of your feet. There are more than 100 types of HPV, but only a few types are known to cause warts on your feet.lantar warts are caused by an infection with the human papillomavirus (HPV) in the outer layer of skin on the sole of your feet. There are more than 100 types of HPV, but only a few types are known to cause warts on your feet.
Plantar warts are caused by a germ called human papillomavirus or HPV. HPV can enter the skin through cuts or scratches on the plantar area (bottom) of the foot. The virus infects the skin and causes some of the skin cells to grow too fast.This thick overgrowth of skin cells makes a plantar wart. Picking or scratching the wart may cause the virus to spread.PV can enter the skin through cuts or scratches on the plantar area (bottom) of the foot. The virus infects the skin and causes some of the skin cells to grow too fast. This thick overgrowth of skin cells makes a plantar wart. Picking or scratching the wart may cause the virus to spread.