Estimation of Concrete Carbonation Depth Considering Multiple Influencing Factors on the Deterioration of Durability for Reinforced Concrete Structures

Table 7

Field investigation data (Building 5, construction completion year: 1983).

Measurement point	Member type	Concrete compressive strength (MPa)	Concrete carbonation depth (mm)	Cover depth (mm)	Crack width (mm)
B5P1	Wall	25.7	14.47	100	—
B5P2	Wall	30.9	18.39	60	—
B5P3	Beam	27.9	12.74	55	—
B5P4	Column	30.7	15.37	40	—
B5P5	Slab	34.0	8.77	25	—
B5P6	Beam	30.7	20.91	70	—
B5P7	Column	25.8	9.76	50	—
B5P8	Slab	34.0	21.46	35	—
B5P9	Beam	31.4	10.17	45	—
B5P10	Column	28.4	15.57	45	—
B5P11	Slab	25.4	20.04	25	—
B5P12	Beam	30.6	17.82	45	—
B5P13	Beam	27.7	40.23	50	—
B5P14	Slab	23.2	37.25	30	—
B5P15	Column	31.5	17.92	60	—
B5P16	Beam	29.2	12.85	55	—
B5P17	Column	25.9	14.65	50	Surface finishing crack
B5P18	Column	32.8	52.01	70	Surface finishing crack
B5P19	Column	27.3	77.60	80	—
B5P20	Beam	33.9	10.17	75	—
B5P21	Beam	27.6	18.01	50	—