Read "LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements" at NAP.edu

Page 195 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

APPENDIX D

LTPP SMP Climate Data

Data Availability

Count of FWD and longitudinal profile measurements available with corresponding climate data type for all SMP sites, in order of climatic region, subgrade soil type, and pavement type.

Table D-1. Dry No-Freeze, Coarse Subgrade Soil – Asphalt Pavements

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
04-0113	Profile	21	8	6	0	0	9
04-0113	FWD	31	20	12	0	0	7
04-0114	Profile	22	8	7	0	0	9
04-0114	FWD	34	21	17	0	0	8
04-1017	Profile	0	0	0	0	0	19
04-1017	FWD	0	0	0	0	0	13
04-1018	Profile	0	0	0	0	0	17
04-1018	FWD	0	0	0	0	0	9
04-1024	Profile	6	5	5	5	5	18
04-1024	FWD	17	18	13	19	13	9
35-1112	Profile	10	9	9	0	0	13
35-1112	FWD	17	27	15	0	0	10
49-1001	Profile	8	11	7	11	7	11
49-1001	FWD	15	32	15	30	15	6

Table D-2. Dry No-Freeze, Coarse Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
04-0215	Profile	21	8	7	0	0	25
04-0215	FWD	34	22	15	0	0	10

Page 196 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Table D-3. Dry Freeze, Fine Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
08-1053	Profile	11	11	10	11	10	17
08-1053	FWD	26	31	25	33	25	12

Table D-4. Dry Freeze, Fine Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
32-0204	Profile	4	4	3	3	2	9
32-0204	FWD	9	9	6	6	5	5

Table D-5. Dry Freeze, Coarse Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
32-0101	Profile	21	14	13	18	10	8
32-0101	FWD	29	25	20	30	18	9

Table D-6. Dry Freeze, Coarse Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
49-3011	Profile	12	11	11	11	11	17
49-3011	FWD	27	34	27	34	27	5

Page 197 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Table D-7. Wet No-Freeze, Fine Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
01-0101	Profile	6	8	6	0	0	9
01-0101	FWD	21	28	20	0	0	7
01-0102	Profile	6	9	6	0	0	9
01-0102	FWD	18	27	17	0	0	7
24-1634	Profile	7	7	7	7	7	18
24-1634	FWD	16	24	16	24	16	9
48-1068	Profile	9	8	7	0	0	11
48-1068	FWD	25	19	17	0	0	8
48-1077	Profile	9	9	9	0	0	5
48-1077	FWD	26	29	26	0	0	3
51-0113	Profile	12	10	9	0	0	2
51-0113	FWD	25	34	25	0	0	3
51-0114	Profile	17	9	7	0	0	15
51-0114	FWD	25	30	20	0	0	17

Table D-8. Wet No-Freeze, Fine Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
06-3042	Profile	8	6	6	0	0	17
06-3042	FWD	17	19	14	0	0	7
13-3019	Profile	11	10	8	0	0	18
13-3019	FWD	16	23	15	0	0	15
37-0201	Profile	21	12	9	0	0	2
37-0201	FWD	32	29	21	0	0	10
37-0205	Profile	7	2	1	0	0	11
37-0205	FWD	3	1	1	0	0	3
37-0208	Profile	5	2	0	0	0	25
37-0208	FWD	1	1	0	0	0	6
37-0212	Profile	7	2	1	0	0	26
37-0212	FWD	3	1	1	0	0	6
48-4143	Profile	7	9	7	0	0	11
48-4143	FWD	21	28	21	0	0	7

Page 198 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Table D-9. Wet No-Freeze, Coarse Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
10-0102	Profile	6	6	5	0	0	9
10-0102	FWD	15	20	15	0	0	5
13-1005	Profile	9	8	8	0	0	8
13-1005	FWD	20	25	19	0	0	3
13-1031	Profile	10	9	9	0	0	15
13-1031	FWD	15	25	11	0	0	12
28-1016	Profile	5	5	5	0	0	8
28-1016	FWD	12	14	12	0	0	4
28-1802	Profile	10	10	9	0	0	9
28-1802	FWD	24	27	22	0	0	7
34-0501	Profile	6	0	0	0	0	11
34-0501	FWD	0	0	0	0	0	9
34-0502	Profile	6	0	0	0	0	16
34-0502	FWD	1	0	0	0	0	10
34-0503	Profile	5	0	0	0	0	16
34-0503	FWD	1	0	0	0	0	13
34-0504	Profile	7	0	0	7	0	14
34-0504	FWD	5	0	0	8	0	8
34-0505	Profile	6	0	0	7	0	14
34-0505	FWD	4	0	0	7	0	7
34-0506	Profile	6	0	0	7	0	12
34-0506	FWD	3	0	0	6	0	10
34-0507	Profile	7	0	0	7	0	14
34-0507	FWD	5	0	0	6	0	11
34-0508	Profile	6	0	0	0	0	16
34-0508	FWD	1	0	0	0	0	12
34-0509	Profile	6	0	0	0	0	15
34-0509	FWD	1	0	0	0	0	11
34-0559	Profile	6	0	0	0	0	13
34-0559	FWD	1	0	0	0	0	8
34-0560	Profile	6	0	0	0	0	13
34-0560	FWD	1	0	0	0	0	10
34-0901	Profile	5	0	0	0	0	8
34-0901	FWD	1	0	0	0	0	4
34-0902	Profile	6	0	0	5	0	7
34-0902	FWD	4	0	0	5	0	4
34-0903	Profile	6	0	0	0	0	7
34-0903	FWD	0	0	0	0	0	5

Page 199 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
34-0960	Profile	5	0	0	0	0	8
34-0960	FWD	0	0	0	0	0	6
34-0961	Profile	5	0	0	0	0	8
34-0961	FWD	0	0	0	0	0	5
34-0962	Profile	6	0	0	0	0	7
34-0962	FWD	1	0	0	0	0	4
37-1028	Profile	6	6	5	0	0	18
37-1028	FWD	13	23	12	0	0	8
40-4165	Profile	8	7	6	0	0	11
40-4165	FWD	21	19	17	0	0	7
48-1060	Profile	8	9	7	0	0	5
48-1060	FWD	23	30	21	0	0	2
48-1122	Profile	9	9	5	0	0	14
48-1122	FWD	28	30	22	0	0	14
48-3739	Profile	11	9	7	0	0	13
48-3739	FWD	22	26	21	0	0	18

Table D-10. Wet No-Freeze, Coarse Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
48-4142	Profile	7	10	7	0	0	11
48-4142	FWD	21	29	19	0	0	6
53-3813	Profile	6	5	4	0	0	12
53-3813	FWD	13	16	11	0	0	5

Table D-11. Wet Freeze, Fine Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
30-8129	Profile	8	12	6	12	6	18
30-8129	FWD	24	41	24	42	24	8
31-0114	Profile	14	10	7	14	7	4
31-0114	FWD	18	21	13	29	13	4
39-0901	Profile	20	5	5	17	5	14
39-0901	FWD	28	10	9	33	9	8

Page 200 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
46-0804	Profile	20	10	9	21	9	9
46-0804	FWD	34	32	24	44	23	7
46-9187	Profile	6	7	6	7	6	4
46-9187	FWD	14	18	14	18	14	9
87-1622	Profile	12	12	11	13	11	16
87-1622	FWD	20	26	18	28	18	7
18-3002	Profile	6	4	2	7	2	17
18-3002	FWD	8	11	6	13	6	8
20-4054	Profile	11	11	10	11	10	13
20-4054	FWD	11	15	11	15	11	7
27-4040	Profile	11	12	9	14	9	8
27-4040	FWD	27	33	27	35	27	3
39-0204	Profile	4	5	3	6	3	11
39-0204	FWD	8	10	6	12	6	9
42-1606	Profile	24	9	8	19	7	11
42-1606	FWD	31	24	19	38	18	6
83-3802	Profile	9	13	9	13	9	13
83-3802	FWD	22	29	22	29	22	6

Table D-12. Wet Freeze, Coarse Subgrade Soil – Asphalt Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
09-1803	Profile	12	13	11	15	11	20
09-1803	FWD	26	35	26	35	26	9
16-1010	Profile	8	9	8	9	8	8
16-1010	FWD	22	34	22	34	22	3
23-1026	Profile	12	14	12	14	12	10
23-1026	FWD	29	38	29	38	29	6
25-1002	Profile	13	15	12	6	4	14
25-1002	FWD	27	37	27	14	11	8
27-1018	Profile	7	8	6	9	6	9
27-1018	FWD	24	36	23	38	23	5
27-1028	Profile	10	10	8	11	8	6
27-1028	FWD	25	28	23	29	23	6
27-6251	Profile	23	15	11	24	11	9
27-6251	FWD	49	44	40	59	40	7

Page 201 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
30-0114	Profile	23	9	8	23	7	13
30-0114	FWD	25	9	9	25	8	9
33-1001	Profile	11	10	9	11	9	17
33-1001	FWD	24	30	23	30	23	10
36-0801	Profile	18	13	11	20	11	11
36-0801	FWD	39	35	26	48	26	11
50-1002	Profile	29	17	16	29	16	10
50-1002	FWD	45	40	30	55	30	4
56-1007	Profile	10	10	9	10	9	11
56-1007	FWD	24	31	22	33	22	6
83-1801	Profile	22	16	12	23	12	6
83-1801	FWD	36	39	26	49	26	12
90-6405	Profile	8	10	6	11	6	11
90-6405	FWD	23	28	20	30	20	13

Table D-13. Wet Freeze, Coarse Subgrade Soil – Concrete Pavement

Section ID	Test Type	Count of Tests with Corresponding Type of Climate Data					Not Available
Section ID	Test Type	Daily Subsurface Temp.	Monthly Subsurface Moisture	Subsurface Temp. and Moisture	Monthly Frost Penetration	All	Not Available
31-3018	Profile	17	9	7	18	7	10
31-3018	FWD	24	23	17	33	17	5
36-4018	Profile	9	10	9	10	9	10
36-4018	FWD	28	34	27	34	27	4
46-3010	Profile	0	0	0	0	0	17
46-3010	FWD	0	0	0	0	0	5
89-3015	Profile	21	14	12	19	12	17
89-3015	FWD	32	39	31	42	31	8

Page 202 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

Statistical Summary

TDR Moisture Content (%)

***Figure D-24. Histogram and summary statistics for TDR 1.***

***Figure D-25. Histogram and summary statistics for TDR 2.***

***Figure D-26. Histogram and summary statistics for TDR 3.***

Page 203 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

***Figure D-27. Histogram and summary statistics for TDR 4.***

***Figure D-28. Histogram and summary statistics for TDR 5.***

***Figure D-29. Histogram and summary statistics for TDR 6.***

***Figure D-30. Histogram and summary statistics for TDR 7.***

Page 204 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

***Figure D-31. Histogram and summary statistics for TDR 8.***

***Figure D-32. Histogram and summary statistics for TDR 9.***

***Figure D-33. Histogram and summary statistics for TDR 10.***

Air and Pavement Layer Temperature

***Figure D-34. Histogram of average air temperature (°F).***

Page 205 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.

***Figure D-35. Layer 1 pavement temperature histogram and summary statistics — all SMP sites.***

***Figure D-36. Layer 2 pavement temperature histogram and summary statistics — all SMP sites.***

***Figure D-37. Layer 3 pavement temperature histogram and summary statistics — all SMP sites.***

Rainfall

Page 206 Bookmark

Suggested Citation: "Appendix D: LTPP SMP Climate Data." National Academies of Sciences, Engineering, and Medicine. 2024. LTPP Data Analysis: Improving Use of FWD and Longitudinal Profile Measurements. Washington, DC: The National Academies Press. doi: 10.17226/28570.