Manhole

Historical information about the Setting: Coming from a small town in the American South, the narrator moves to a Negros College after receiving a scholarship. After being expelled though, the narrator moves to the main city, Harlem in New York City. At the time, it was the major center of where African-American culture thrived and influenced many. The contrast between the North and South shown through the awe from the narrator showed the new sense of hope for the Black community. Harlem was a…

CHAPTER-1 INTRODUCTION Concrete a manmade material widely and greatly used in construction Industry. This concrete is a mixture of adequate proportion of cement, water and aggregate. Hardening (or) strength of this material is obtained by the chemical action between water and cement. As the time increases the stronger it grows (i.e strength of concrete is directly proportion to its age).The durability, strength, versatility and other characteristics of concrete depends upon the properties and…